Tensiometer mini Head on driver is slotted

Head on driver is slotted for a 3

5 mm Hex Drive Bit - $20

The TRUDI 12mm Flat Mount is engineered for hubs that have different radiuses or fillets on the internal edge of each end cap

large M5 set screw and standard 1/4" hex opening to work with most standard hex bits

The variance in these end caps results in dish measurements being off by as much as 1

Tensiometer mini Head on driver is slottedThe mini tensiometer work with your TRUDI with a compact plate design that better accommodates short spokes, tight crosses and large ebike hubs. The diameter from touch point to touch point is 3" (76. 2mm). Down from the 4" (101. 6mm) diameter of the current TRUDI tensiometer.