Features: brand new and high quality Reliable Material: This bike wheel skewer is made of alloy, which is with high strength, anti-rust, non-deform and durable for long for time use, and helpful for road and mountain bikes. Safety: This bike wheel skewers can keep your stationary bike safe, can fit on your bike's rear wheel, keeping you steady while riding the bike, avoiding tipping and toppling. Wide Usages: The steel quick release skewer performs well in practical use, a nice replacement kit for cycling lovers, easy to install and disassemble. Practical Design: These bike wheel skewers with round end design are suitable for lots of cycling trainers, and the common size makes it fit for most rear cycle wheels with hollow axle. Using Tips: The bike wheel skewers have a quick release feature so it's easy to lock into place; It tightens firmly and securely so it can withstand hard training without breaking. Specifications: Material: Aluminum Alloy Handle+Titanium Alloy Rod Color: Black/Red Package Weight: approx.55g Front Rod Shaft Length: approx.14cm/5.51in Back Rod Shaft Length: approx.18cm/7.08in Rod Diameter: approx.4.4mm/0.17in Package Includes: 1 Pair x Bicycle Quick Release Skewer Lever note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!