The KWA 1911 Magazine Base Seal is replacement o-ring Part 136 for the Mk series PTP M1911 gas blowback magazines. This seal is ideal for repairing a leaky mag.
KWA 1911 Mk PTP Mag Base Seal Part 136 Features:
-Precision Fit and Finish
-Repairs Leaking KWA 1911 Mag
KWA OEM Repair Parts are specifically designed for precision fit and finish in KWA GBB pistols and magazines. Keep your pistol performing like the day you bought it with KWA OEM parts