Features: 1Aluminum Alloy: Made of aluminum alloy, this archery thumb trigger is durable, provides excellent durability and stability, can withstand a lot of force, and suitable for long term use. 2Adjustable: 4 finger archery release aid grip jaws can rotate 360 degrees, both left and right hands are common, and the sensitivity is adjustable. 3Comfortable to Hold: The ergonomic design of the archery thumb caliper grip fits your hand perfectly, making it very comfortable and effortless to hold your fingers. 4Anti Slip: This archery thumb trigger is in a 4 fingers design, its surface is designed to be skid resistant, stable and firm wering without restricting your hands. 5Scope of Applications: This aluminum alloy bow and arrows grip is very suitable for outdoor activities, like shooting, hunting, etc. It is a very practical accessory. Item Type: Compound Bow Trigger Grip Material: Aluminum alloy Gross Weight: 110g / 3.9oz Size: 10.5x3.5x9.2cm / 4.1x1.2x3.6in Package Included: 1 x&nbspArchery&nbspThumb&nbspTrigger 2 x Wrench