WE Selector Spring, Ball Bearing and Guide Set for WE SCAR / MK16 GBB

This Replacement Part Set for the WE SCAR / MK16 contains the Selector Switch Spring (Part 112), Selector Ball Bearing (Part 111), and Selector Guide (Part 110). These small parts are crucial to how well the selector "clicks" into place. Replace those worn selector parts today and get back in the game! Package Includes: Part #110, 111, and 112