Pratt Burnerd 160mm BS 5.25in fully machined backplate
These backplate are fully machined to suit Pratt Burnerd 3 & 4 jaw chucks and may be used on other chucks with the same register & mounting holes.
To suit Pratt Burnerd 160mm scroll chucks & 200mm independent chucks.
Register = 125mm
Holes = 7 x M10 on 140mm P.C.D.
Part Number 8271-17202