Reinforced 5.5mm Valveseat for FX Airguns

Redesign of the FX19060 Valve Seat, ID bore 5.5mm.

O-ring groove is centered to provide more structural support to the seat, to prevent damage and breakage. 

This seat is ONLY to be used in the following FX Airgun models:

• FX Dreamline (until serial number 0101759)
• FX Wildcat MK1
• FX Wildcat MK2
• FX Streamline
• FX Royale 400/500
• FX Gladiator Mk2 SHP
• FX Verminator Mk2 SHP

Comes with 6mm x 1mm NBR90 O-ring installed.