What Makes It Pro? HIT Trigger from Timney. Seekins Precision ATC Muzzle Brake already installed. Full-length Seekins Precision ARCA rail already installed. Like the HIT, the heart of the HIT Pro is its silky-smooth action. With an integrated 20 moa rail, recoil lug, extended thread tenon and flat bottom, its superior strength requires no need for bedding into our chassis. No more waiting for your armorer or gunsmith! Seekins toolless bolt will let you swap from standard to magnum calibers in seconds, and whenever you want. The HIT Pro also features an upgraded trigger with a greater breadth of adjustability. The HIT trigger from Timney comes fully adjustable from 8 oz up to 2 lbs to fit any shooters preferences. The HIT Pro also touts an incredibly sleek full-length ARCA rail system, running the entire length of the fore-end of the chassis. To top it off, the HIT Pro is running Seekins Precision ATC compensator threaded directly onto the barrel to provide better recoil management and more repeatable accuracy shot after shot.