• The new updated Road Mountain Cycling parts are made of Steel 1045, the quick release are made of alum, durable and practical for most bikes.
• Usually the axels fit 20" 22" 24" 26" 28" bike, work on a 6 7 8 speed road bike, durable and extra hard dustproof cap, the thickness: 65 degrees, 2.4mm / 0.09inch. (the important measurement is the axle diameter and length. Measure your axles and compare with the measurements in the description, thank you ! )
• The long release lever for the rear wheel, hollow shaft size: approx. 5.7", diameter: approx. 0.35", quick release: approx. 7.48"
• The short release lever for front wheel, hollow shaft size: approx. 4.33", quick release: approx. 6.3"
• The quick release skewer weight: approx. 270g / 9.2oz, color: black