Part s501 / s502: Air Arms Housing Bush .177 / .22
Air Arms bolt housing bush for the following air rifles:
s300, s310, s410, s410 TDR
Available in .177 (4.5mm) or .22 (5.5mm)
Air Arms bolt housing bush for the following air rifles:
s300, s310, s410, s410 TDR
Available in .177 (4.5mm) or .22 (5.5mm)