The smart head uses a 3/8" drive and will ratchet and torque both left and right threads

rarely fail you

TLD is here with the solution with their KD 3305 youth kidney belt

Weight: Approx 120 grams

like the Lezyne Deca Drive 1500i and Power Drive 1100i

SQLab 611 Ergowave Active 2.1 S-Tube Saddle - Black - S-Tube Rails - 160mm Wide PLP|Model Year The smart head uses aSQ Lab's 611 Ergowave Active 2. 1 saddle has been designed with gravity and all mountain riders in mind combining cutting edge technology and features to keep you comfortable all day whilst maximising your output and efficiency. The distinctive SQ Lab wave shape, low and broad nose and anatomical recess all provide optimal pressure relief and weight distribution, while the specially designed MTB specific padding reduces vibration and the Active