Complete O-Ring Kit For FX Crown, Huma Air for your FX Crown MKI or MKII

A complete set of replacement o-rings for your FX Crown MKI or MKII

With this set of o-rings you will be able to replace all the o-rings of your rifle.
These sets are suitable for all calibers and all factory regulator models (extra specific o-rings are included)

This set does not contain the Superlight Barrel Kit o-rings but just the orings used inside and around the transferport of the (superlight) barrel.