280cc tube off a puncher breaker, currently set up unregulated. Heavily ported valve exhaust port, inlet port to plenum chamber is opened up. Lightened valve spring.
Huma regulator with rebuild kit. Needs rebuilt, but I never did it.
Ported 22 caliber 22.8"/580mm barrel
New 177 caliber 22.8"/580mm barrel
Multi bolt probe for barrel swap
Asking $150 shipped
CONUS only PayPal preferred
PM me thanks
Huma regulator with rebuild kit. Needs rebuilt, but I never did it.
Ported 22 caliber 22.8"/580mm barrel
New 177 caliber 22.8"/580mm barrel
Multi bolt probe for barrel swap
Asking $150 shipped
CONUS only PayPal preferred
PM me thanks