The Aero Precision Solus Barrel Vise kit is the last kit you will ever need. It comes standard with both traditional mounting and ARCA options. The kit includes a top and bottom clamp all assembly hardware and five sets of bushings that cover ten types of contours. Bushings: 0.865"-0.870" - Sendero 0.925"-0.930" - H-Palma/H-Varmit 1.075" - Pre-fit Savage 1.20" - M40/Sporter/Varmit 1.25" - MTU/H-Palma/M-Palma