Feature: Aluminum alloy forging, high strength, sandblasted surface, electrophoretic baking paint, three-finger pinch handle design, flexible control, rebound force enough, feel good, linear sense of strong. Aluminum alloy forging, high strength, one piece forging, close assembly process, strong and stable. Sandblasting process, exquisite painting process and fine grain texture, smooth and comfortable. Stainless steel rotating shaft, pin plus sleeve protection, shaft fixing bit rumble design, increase the rotating shaft force strength, effectively avoid all forms of dislodgement. Handle adjustment screw, handle expansion adjustment knob, can adjust the distance between the brake handle and the handlebar, so that you can freely switch between children and adults in the use of the state. Micro-adjustment brake, you can easily and quickly adjust the brake line tightness and increase the locking ring design, can be fixed in any position Ergonomics, exquisite polishing and cutting process, no burrs, three-finger pinch handle, feel comfortable, according to ergonomics, with less force, more comfortable angle braking. High-strength locking screws, fixed with 10.9 grade high-strength screws, solid and reliable. Specification: Name: Aluminum Alloy Bike Brake Handle Material: Aluminum Alloy Color: Red, Blue, Gold Size: About 135x95mm/5.31x3.74in Net Weight: About 151g/Pair Specification: 3 Fingers Brake Handle Mounting Diameter: 22.3mm/0.88in Installation Steps: Remove the handle set and clean up the handle cross. Put the brake handle on, adjust the position, screw the locking screw, and turn the No.1 and No.2 adjusting screws to the same slot. Pinch open the brake handle and insert the hammer head of the brake line into the line hole and tighten it. Close the brake handle, tighten the fine adjustment screw and re-install the handle set, the installation is complete. Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow about 1-2cm measuring deviation due to manual measurement.