Replacement 1911 blowback CO2 air pistol magazine gas routing rubber.

Fits many models including
Umarex 1911 M45 A1 CQBP
Umarex 1911 Commander
Milbro 1911
Swiss Arms 1911
Remington 1911
Sig Sauer 1911 with complete drop out
Gamo Red Alert RD-1911