glock 19 gen 4 for sale for Dummies
The Gen4 pistols have been upgraded to the twin recoil spring assembly. The twin recoil spring assembly noticeably lowers the recoil you feel, whilst at the same time escalating its lifespan.This design features a new addition – the dual recoil springs. Glock has introduced the twin spring so as to reduce recoil and Establish far more tough areas