KWA’s high torque gears are hardened to withstand high pressures and provide long-lasting performance from your AEG 2, 2.1, and 3.
*Please note that this particular gear will not fit the RM4 PTS Magpul ERG, but will fit the new RM4A1, RM4 Ronin Series, and all other AEGs, all KM4s, CQRs, KM16s, and VM4s.