Ver.2 (Marui, G&P & CA Ver.2 Series) 1) Ver.2, Ver.3, PSG-1 and Ver.7 are available. 2) It is designed to minimize the load on the motor caused by the spring torsion. 3) The base and the two wings are shaped in one-piece form to make a high durability. 4) It fits in with any spring from stock to M170.
ULTIMATE® spring guides have steel bearings and a rotatable guide. This minimizes friction when the spring is compressed – effecting the rate of fire (ROF).For all 3 gen gearboxes
ULTIMATE® spring guides have steel bearings and a rotatable guide. This minimizes friction when the spring is compressed – effecting the rate of fire (ROF).For all 2 gen gearboxes
Upgrade your plastic spring guide to the FPS Version 2 Ergal Ball Bearing Spring Guide with round pins (GM2EPT).The ball bearings on this model are especially good for upgraded guns because they help reduce tension on the spring by allowing it to spin freely, thus reducing the probability of the spring breaking.100% MADE IN ITALY
Upgrade your plastic spring guide to the FPS Ergal Ball Bearing Spring Guide for Beretta ARX 160 Gear Box Version (GM160E).The ball bearings on this model are especially good for upgraded guns because they help reduce tension on the spring by allowing it to spin freely, thus reducing the probability of the spring breaking.100% MADE IN ITALY
Upgrade your plastic spring guide to the FPS Version 3 Ergal Ball Bearing Spring Guide (GM3E).The ball bearings on this model are especially good for upgraded guns because they help reduce tension on the spring by allowing it to spin freely, thus reducing the probability of the spring breaking.100% MADE IN ITALY