Recoil Spring Fits M/17/34 GEN4. Part number 16 on the Glock Schematic. Marked 0-2-4 on the rear.
This recoil spring is also the perfect compliment to a Gen4 G22 being converted to 9mm with our conversion barrels.
GLO-8703
GLO-7815
GLO-7577
GLO-30077