12mm Flat Mount Three forges bits are available

Three forges bits are available in sizes:

Many of the new wide aero rims have profiles with this shape

Squorx Drive Bit - $20

The Indicator Block Pivot is engineered for rims where the rim profile balloons out beyond 90 degrees

6mm) diameter of the current TRUDI tensiometer

12mm Flat Mount Three forges bits are availableThe TRUDI 12mm Flat Mount is engineered for hubs that have different radiuses or fillets on the internal edge of each end cap. The variance in these end caps results in dish measurements being off by as much as 1. 5mm. The 12mm Flat Mount aligns the hub caps by the flat edge rather than the internal lip of the cap the Hub Mounting Cone makes contact with.