Dialing in your fit is one of the key steps in maximizing both your comfort and performance on the bike. The Size-O-Matic II is the best tool on the market for doing just that. Whether used in shop fitting sessions or down in the basement workshop during a late night wrench-fest, the Size-O-Matic II delivers a simple, quick, and precise way to find a rider’s desired stem reach and rise.
Not for riding, sizing only!
- Compatible with 25.4, 26.0, and 31.8mm handlebars
- Hinged handlebar clamp with a captured fixing bolt. No more loose bolts to remove, drop or lose
- 55mm to 155mm range of reach adjustability
- -20° to +40° rise adjustability
- Fully compatible with uncut fork steerer tubes
- Deluxe injection molded plastic storage case