I have been working on this 2260 pcp project since early Febuary.
SS 2260 pcp tube and breech and probe
hiflow valve made by Mr. Don Cothran
GMAC adjustable hammerspring/stock adapter, modified to fit a pinned A2 tube
Boyds A2 stock and AR grip in Forest Camo laminate
BFD trigger
Alchemy SS fluted adjustable stroke hammer
Alchemy SS hammer pin
TJ's 24" .357 1/22 twist barrel
I added a attachments, just for fun.
It is a work in progress, fired for the 1st time early this afternoon.
82gr JSB at 821fps for 122fpe.
Thats with a moderate hammerspring under minimal pre tension.
I am having fun testing it, hope to pop some eggs on Monday.
Video soon...