SPR 300 1913 Rail Stock Adaptor (124766)
A dedicated, drop-in Picatinny rail stock adaptor developed and manufactured by B&T Air for the SPR 300 airsoft replica.
The adaptor base is cast from aluminum, while the Picatinny rail segment is CNC machined to meet dimension requirements. The whole element is further hard-coated in an anodization process with a scratch and weather-resistant layer.