Bluefork build spec:
Very Lightweight and only using one Crosman component the valve (and that was modified)
Alloy A. Sterne Breech
Cothran Stainless steel main tube
Cothran Stainless steel barrel band
9" Polished .22 barrel
Bluefork grip frame (supplied raw)
Bluefork front Sight
AR15 Magpul Grip
Below are some other variants using these parts: