Pratt Burnerd 315mm D1-11 fully machined camlock backplate
These backplate are fully machined to suit Prrat Burnerd 3 & 4 jaw chucks and may be used on other chucks with the same register & mounting holes
To suit Pratt Burnerd 315mm 3 jaw chucks & 400mm 4 jaw chucks
Register = 260mm
Holes = 7 x M12 on 286mm P.C.D.
Part Number 8271-32227