Savage rifles are assembled from pre machined parts and assembly of parts in order to make them all function the first time without having to be adjusted much. Because of this standard, most Savage rifles are actually over cocking. Savages cock on the bolt lift and this is one of the contributing reasons they are so stiff on the bolt lift. The PTG Savage bolt lift kit is a simple solution to improve the stiff bolt lift on Savage model 10/110 style rifles. All of the components have a unique function and need to work together to make the Savage rifle function properly.This installation doesn't require any machining. If, after reading the instructions thoroughly, you don't feel comfortable doing this modification have a competent gunsmith do it for you.Kit Includes: