Product details : Brand: ROCKBROS Internal and external materials: Outer layer: TPE + Inner layer: PP Accessory material: Aluminium ring: 6061-T6 aluminium alloy+ Handle: PP Colour: Black Hole inner diameter: approx. 2.22 cm (standard specifications for bicycles) bicycles) Weight: approx. 105g/pair (including two aluminium rings) Size: Length approx. 13cm/ Diameter approx. 3.3 cm Features : One-sided locking: The use of a one-sided locking ring to lock the handle prevents the handle from slipping and reduces the frequency of installation. At the same time, the one-sided seal prevents dust, rain, etc. from clogging the handle. Comfortable handle: Made of TPE material with specific softness and elasticity for a more comfortable holding experience. Safety reinforcement: By using high-strength PP lining, the handle can be better supported. The aluminium alloy buckle is equipped with Niello screws, and the structure is stable and durable, so the handlebars are not easy to loosen after installation, ensuring riding safety. Details: The bicycle handlebar cover is printed with the brand logo for a more premium feel. The surface of the bicycle handlebar cover has a cut texture, which is non-slip and fashionable.