5 x Air Arms s4** s5** Transfer Port Seals – Part S427 -Ref: 58
5 x transfer port o ring seals for Air Arms models:
s300
s310
s400
s410
s500
s510
Suitable for both .177 (4.5mm) and .22 (5.5mm) calibers.
AA Part Ref: S427
£4.72
In stock
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