Hope Technology quick release skewers are made a steel rod, with turned down ends to accommodate the rolled threads. The ergonomically designed lever pivots on a self lubricating brass seat for an ultra smooth action. These QR's will not loosen off during a ride, and always stay snug. They are light, durable, and very, very smooth.High quality skewers with Stainless Steel rods. CNC machined aluminium lever giving a smooth, positive feel. Hope's quick releases fall firmly into the bling camp.