Ergal bearing spring guide for third generation GEAR BOX (GM3E).
Ergal bearing spring guide for third generation GEAR BOX (GM3E).
MARUI 100% compatible.
The shape of the rod makes it compatible with most springs on the market.
The base of the nickel-plated AVP spring guide provides high resistance to the pins and solidity to the rear structure of the GEAR BOX.
Designed for: AK 47, AK 74, AUG, G36, SIG, KURZ / PDW, GALIL
100% MADE IN ITALY