Pack of 4 inner breech o-rings for the FX STX Barrels. This is the inner barrel breech o-ring for the STX barrel systems.
– FX Impact
– FX Crown
– FX Dreamline
– FX Wildcat MKII & MKIII
Qty: 4
.177 Size – #C1-4.5 (FX Part #2529)
.22 Size – #C1-5.5 (FX Part #19726)
.25 Size – #C1-6.35 (FX Part #2575)
.30 Size – #C1-7.62 (FX Part #19209)
