The KWA 1911 Main Seal is Part 86 for the M1911 Mk series GBB pistols. The Piston or Chamber Main Seal fits both MkI, MKII, MKIII, and MKIV 1911 series gas blowback airsoft guns.
KWA 1911 Mk PTP Main Seal Part 86 Features:
-Precision Fit and Finish
-Guaranteed KWA Compatibility
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