Pratt Burnerd 400mm D1-6 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 400mm 3 jaw chucks.
Register = 330mm
Holes = 7 x M16 on 362mm P.C.D.
Part Number 8271-40225