Bore Buddy Gen 3 Adjustable 22lr Bolt Weight (for 16" barrels/supersonic ammo use all tungsten weights, for lower velocity subsonic ammo and/or shorter barrel lengths stainless weights will possible be needed):The RARE BREED FRT fifteen E3 is the pinnacle in trigger technological know-how. The RARE BREED FRT 15 E3 provides unmatched efficiency, fl