It is very important you note that Primo Belt Drive kits are sold with front pulleys which are made to accept one of many size inserts. These precision-machined pulley inserts range in size from standard (no offset) on up to 2.5” of offset.
Besides that, pulley inserts are available in two different diameters . . .
Inserts for 1.5”, 1.75” & 2” wide pulleys as well as inserts or our 3” & 3.5” wide front pulleys.