The Tru-Fire rivet release combines accuracy, ease of use and a customizable design at an unbeatable price. With a linkage-style mechanism, simply push the thumb barrel forward to close the full capture hook around your D loop, ensuring a secure hold. The lightweight machined aluminum handle offers a sturdy yet comfortable grip, while the Nickle Boron coating on the internal components reduces friction, enhancing durability. Included as a 3-finger release, it can be easily converted to a 4-finger option with the included attachment, which can also be adjusted to position the 4th finger back if preferred. Adjustable trigger travel and a multiple-position thumb barrel provide a personalized fit, delivering unmatched performance. 3 or 4-finger handheld release with ergonomic link-style design Finished in flat anodized gray for a sleek and durable look Single-handed operation lets you quickly close the mechanism with your thumb Full loop capture ensures secure retention and compatibility Adjustable tension ranges from 1.75 oz - 50 oz for a personalized trigger pull Aerospace-grade aluminum machining offers strength and precision Adjustable thumb post enhances control and customization for different shooting styles Supports use with wrist assist for improved control and comfort