Springs Set for Thumb Releases

Comes in 2 pcs with different elasticity

You can choose the elasticity that suits your needs.

Fix the locking mainspring of most thumb releases on the market

Repair your thumb release to extend its life and keep it fresh.

Technical Specification:

Parameters: 4.5mm outer diameter, 15mm length, providing 2 different elasticity

Material: spring steel

Color: metal

Compatibility: most of the thumb release from T.R.U Ball, Carter, etc.