- Product Details
- Shipping and Returns
- The BPZ Promise
- Why Bulletproof Zone?
The SOF Tourniquet Gen 4 by Guardian Gear is a high-strength, aircraft-grade aluminum alloy tourniquet designed for rapid one-handed limb occlusion under stress. Approved for use by the Department of Defense, the Committee on Tactical Combat Casualty Care (CoTCCC), and recognized as the tourniquet of choice by the American Red Cross, the Gen 4 ships in Black, Green, or Tan and weighs 0.1875 lbs. Its true 1.5-inch strap delivers a wider compression pattern than tourniquets using a 1-inch constricting band through a 1.5-inch sleeve — producing greater arterial compression and increased patient comfort.
Who this is for
- Military, law enforcement, fire, and EMS personnel who need a DoD-approved, CoTCCC-approved tourniquet that deploys reliably under extreme stress conditions.
- First responders and trained civilians carrying individual first aid kits who require a single application method that works on both arms and legs without rethreading.
- Preparedness-minded individuals building out a plate carrier, tactical vest, or trauma kit who want a tourniquet with documented institutional adoption and a proven Gen 4 feature set.
Design and construction
Every structural component in the Gen 4 is built from high-strength, lightweight alloy. The 5.5-inch windlass is machined from a single piece of aircraft-grade aluminum bar stock and anodized to minimize tactical signature. Its distinct conical ends make windlass capture faster, and the increased length over prior generations eases engagement with both the clip and the tri-ring — improving the effectiveness of the dual retention system.
The strap design allows the tourniquet to slide over an intact limb or, when the limb is trapped, to be rapidly disconnected and reconnected around the limb without rethreading. One application method covers both arm and leg use. Two UV-resistant black rubber bands ship with every tourniquet for mounting to individual equipment.
Gen 4 improvements over previous models
TRAC (Tourniquet Retention Assistance Clip): The TRAC provides a temporary control point that holds the windlass while the operator engages the tri-ring. This accelerates application time and doubles device security during patient movement when used in combination with the tri-ring. It is particularly effective for one-handed applications and for operators with limited tourniquet experience. The TRAC is an application aid — the windlass must still be secured in the tri-ring for proper use.
5.5-inch Windlass: The longer windlass simplifies securing into both the clip and the tri-ring, increasing reliability of the dual retention system while preserving the single-piece machined construction and anodized finish of previous generations.
Quick-Compression Buckle: Rounded edges on the Quick-Compression Buckle allow smoother, faster buckle manipulation — including one-handed application — compared to earlier buckle profiles.
Approvals and institutional adoption
The SOF Tourniquet Gen 4 carries approval from the Department of Defense and the Committee on Tactical Combat Casualty Care. It is the tourniquet of choice for the American Red Cross. Users range from elite military operators and law enforcement to fire, EMS paramedics, and civilians with first aid responsibilities.
Specifications
- Model: SOF Tourniquet Gen 4
- Manufacturer: Guardian Gear USA
- Weight: 0.1875 lbs
- Strap width: 1.5 inches (true strap)
- Windlass length: 5.5 inches
- Windlass material: Single-piece aircraft-grade aluminum bar stock, anodized finish
- Retention system: Dual retention — TRAC clip + tri-ring
- Included accessories: Two UV-resistant black rubber bands
- Available colors: Black, Green, Tan
- Approvals: Department of Defense, CoTCCC
- Application method: Single method for arm and leg; slide-over or disconnect-reconnect without rethreading
Frequently asked questions
What does this tourniquet work with?
The SOF Tourniquet Gen 4 mounts to plate carriers, tactical vests, chest rigs, and individual first aid kits using the two included UV-resistant rubber bands. It is also carried as a standalone medical item by military, law enforcement, and civilian first responders. The single application method works on both arm and leg without rethreading.
Is this tourniquet DoD approved?
Yes. The SOF Tourniquet Gen 4 is approved for use by the Department of Defense and by the Committee on Tactical Combat Casualty Care. It is also the tourniquet of choice for the American Red Cross.
What is the TRAC and do I need it?
The TRAC (Tourniquet Retention Assistance Clip) is a feature built into the Gen 4 that temporarily holds the windlass in place while you engage the tri-ring. It is especially useful for one-handed applications and for less-experienced operators. The TRAC is an application aid only — always secure the windlass in the tri-ring for proper retention.
Can this be applied without rethreading if the limb is trapped?
Yes. The Gen 4 strap design allows rapid disconnection and reconnection around a trapped limb without rethreading. This is a specific design feature intended for casualty scenarios where sliding the tourniquet over the limb is not possible.
Why is a 1.5-inch strap better than a 1-inch band?
The true 1.5-inch strap delivers a wider compression pattern than a 1-inch constricting band moving through a 1.5-inch sleeve. The wider pattern produces additional arterial compression and greater patient comfort during application and transport.
Can this be shipped to my state?
The SOF Tourniquet Gen 4 is a medical accessory with no ballistic components and is not subject to body armor shipping restrictions. It ships to all US states. Under 18 U.S.C. § 931, body armor purchase and possession restrictions apply to individuals with federal felony convictions for crimes of violence — but this product is not body armor and that statute does not apply here. Contact us with any order or shipment questions.
Bulletproof Zone will ship orders as soon as possible. For example, if you purchase three items, they will be shipped to you based on lead time and availability. This way you get as much of your order as soon as possible, which means that your order may come in separate packages, especially if you order products from different manufacturers.
We will bear the shipping cost for products returned because of product defect, misrepresentation, or false description. Afterward, we will initiate a full reimbursement should you decline an offer to replace the item with the same item of equal value and assured quality.
Order Confirmation:
As soon as you place your order with Bulletproof Zone, you will receive an order confirmation e-mail. This means that your order has been logged in our system and your credit card has been pre-authorized for the purchase. Afterward, we contact our suppliers to confirm the availability of the product you are ordering for immediate shipment. If your item is on backorder or unavailable, we will cancel the pre-authorization and duly inform you via e-mail.
Order Shipment:
Orders are shipped within five business days from the date of your order unless specified otherwise on the product page. The product page will contain the most accurate estimate on shipping and lead times. Shipping and lead times provided on the product page are our best estimates based various factors including order volume, information from our manufacturer, raw material fluctuations, etc., and may vary due to these factors.
You will receive an email containing the tracking information of your order after the order has been shipped to your location. If you do not receive tracking information from us within seven business days of the lead time specified on the product page, feel free to follow up with us at orders@bulletproofzone.com.
Bulletproof Zone is not responsible for lost or stolen packages. A tracking number will be provided when the package is shipped. It is the buyer’s responsibility to provide a safe place to receive mail. Once an item has been marked as delivered by the carrier, the seller is not responsible should that item go missing.
Some of our products are carried by manufacturers in various countries. Due to the nature and cost of the products that Bulletproof Zone sells, you may be charged additional import duties upon delivery. Our support team can help in investigating abnormally high import duty charges but we are unable to cover the cost of any import duties.
Damages:
We take full responsibility for any obvious damage to your product caused by wrong packaging or delivering an already defective product. Please inspect the packaging of your item(s) when they arrive, if you notice any damage, you should document it when signing for delivery. If the item(s) contained in the package arrives damaged, please send photos to support@bulletproofzone.com, and we will process an insurance claim on your behalf.
Returns and Cancellation Policy:
We back all our products with a customer satisfaction guarantee, so we created a fair return and cancellation policy.
All sales are final. No Refunds, No Cancellations. In most cases, once the order is processed, it is final and not cancellable. We may allow exceptions due to an order error or wish to return your order after delivery for any reason other than a product defect or misrepresentation. Any cancellation request is subject to an administration and cancellation fee equal to 10% of your order with a minimum of $35, whether order shipment is successful or not.
All sales are final on all closeout items and for custom manufactured bulletproof clothing once the manufacturing process has begun or not returnable unless there is a product defect or misrepresentation. Applicable to brands such as MC Armor, Israel Catalog, BulletBlocker, Tacticon Armament, Wonder Hoodie, and others.
Before returning any product, you MUST obtain a return authorization from our customer service representative. We can only process AUTHORIZED returns for items.
To make a Return or Exchange:
- Obtain authorization for return or exchange by emailing us at support@bulletproofzone.com explaining the reason for the return or exchange.
- Please use or indicate your order number as attention
Return or exchanges request submission must be within 14 calendar days upon receipt of shipment unless noted otherwise on the product description page. Your return must be in original packaging and unused.
We encourage using USPS flat-rate shipping in returning products to receive a shipping expense refund. Buyers must ensure all returned parcels delivery receipt AND signature confirmation. We highly recommend insuring your parcel as we cannot issue a refund for an item that we do not receive back should it get lost/damaged during transit.
Refunds:
Should an item be returned because it was defective, misrepresented, not as described, etc., Bulletproof Zone will issue a full refund and will reimburse the customer for all shipping expenses associated with the return.
Please allow 5-10 business days from the time the item is received to process a refund. Refunds will only be issued to the original credit card that you use when placing your order.
We stand behind our products 100%!
By purchasing any of our items, the buyer certifies they have read and agree to our shipping, return, and privacy policies.
The Bulletproof Zone Promise
When you buy body armor, you're buying your safety. We don't take that lightly. Here's what every order from Bulletproof Zone includes.
1. Authorized dealer of every brand we carry
Every plate, vest, and carrier we ship comes from the manufacturer directly to our warehouse. We don't sell gray-market product, surplus, or returns. That means factory-fresh stock, the full manufacturer warranty, and real after-sale support — the kind only an authorized dealer can offer.
We maintain authorized-dealer relationships with America's leading body armor brands, including Spartan Armor Systems, AR500 Armor, RMA Defense, Shellback Tactical, Caliber Armor, DFNDR Armor, Protection Group Denmark, BulletSafe, BulletBlocker, and over 40 more.
2. Best price, guaranteed
If you find a lower price at another authorized dealer of the same product within six months of your purchase, we'll refund the difference.
Why the "authorized dealer" requirement? Because gray-market and surplus armor may not be genuine, may have a compromised supply chain, and almost never comes with a manufacturer warranty. We won't price-match against products that may not actually protect you.
3. Free fitment consultation
Body armor only protects you if it fits. Email us a photo and your measurements before you order, and one of our specialists will help you size your carrier and plates correctly — at no charge, no obligation.
4. Trusted by thousands of customers
Bulletproof Zone has been a trusted authorized dealer of America's leading body armor manufacturers for over five years. We have over 4,000 verified Trustpilot reviews from real customers across all 50 states.
Price Match Guarantee — Terms
- You must have purchased the item from our website before requesting the price match.
- Discounted items and "free with purchase" items are not eligible.
- The item must be in stock on the competitor's website at the time of your request.
- The price match is valid for six months from the date of your purchase.
- The competitor must be an authorized dealer of the product. Auction sites (eBay, Overstock), discounters, and gray-market resellers do not qualify.
- The competitor must operate an online store. Brick-and-mortar-only retailers do not qualify.
- Price match applies to the item price plus shipping. Sales tax is excluded.
To request a price match, email us a link to the product on our site and the same product on the competitor's site within six months of purchase. We'll process the refund.
Why Bulletproof Zone?
At Bulletproof Zone, we are passionate about protecting lives. Every piece from our catalog is designed and rigorously tested to provide the highest quality of protection you need from firearms, explosives or even close quarters combat.
We’ve partnered with various manufacturers that operate within the United States under a strict set of guidelines both on a national and corporate level so that when you shop with us, you will be able to select from the highest quality body armor, ballistic plates and tactical gear available on the market.
Whether you are a military service member looking to find your own gear, a professional that operates in the security field, or an avid firearms enthusiast that capitalizes the importance of safety when shooting, our tactical gear will provide you the level of protection you need.
Any questions or concerns? Please call us at (408)-909-4938 or email us at support@bulletproofzone.com and a member of our professional support team will be in touch with you as soon as possible.
