Tru-Fire Rivet Release. Crafted from aerospace aluminum the Rivet offers a lightweight yet robust feel ideal for the discerning archer. It's designed for versatility coming as a 3-finger release with an optional 4th finger extension for customizable comfort. This model also supports tension adjustment from 1.75oz to 50oz and is compatible with Wrist Assist ensuring a custom shooting experience. Specifications for Tru-Fire Rivet Release: Manufacturer: Tru-Fire Color: Gray Condition: New Features of Tru-Fire Rivet Release: Linkage style 3 finger handheld release Anodized in flat gray One-hand operation for easy loop capture Tension adjustable from 1.75oz to 50oz Machined from aerospace aluminum for durability Adjustable thumb post for custom fit Nickel Boron coated wear surfaces for reduced friction Includes interchangeable 4th finger extension Compatible with Wrist Assist for added convenience Package Contents: Tru-Fire Rivet Release