Pratt Burnerd 160mm L00 Fully Machined Backplate
These backplates are fully machined ready to be bolted to Pratt Burnerd chucks & similar
Register = 125mm
Holes = 7 M10 tapped holes on 140mm P.C.D. (3 to suit a 3 jaw chuck & 4 to suit a 4 jaw)
Thread = 3.75" - 6UNS
Part Number 8271-17231