The 750 Centring cone Adaptor increases the size of the centring cone of the HTR-1 Head tube Reaming and Facing Set
Several headset standards use large head tube inside diameters
The 750 will allow use the HTR-1 with the International Standard integrated without cups, the low profile with cups and the OnePointFive (1.5 inch) headset standard
The HTR-1 must have the correct cutting tool and pilot for the corresponding standard
"
As with any product, specification is subject to change without prior notification. You are advised to confirm current availability and specification before buying.