Bayonet connection: 1/4" quick connect female connector. Suitable model: for&nfor for BSP;for K2 K3 K4 K5 K6 series. for&nfor for BSP;for ’s adapters are designed for ’s K2 K3 K4 K5 K6 pistols, not for K1700 K1700 cubes, K1800, K1900, and K2000.
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