Handlebar installation diameter:7/8” 22mm diameter handle bar Compatible with almost all of the ATVs from China. Such as for TaoTao, Buyang, Coolsport, Kazuma, Sunl, Roketa, NST, BMS, AIM-EX , Lifan etc,50cc, 70cc, 90cc, 110cc, 125cc Quad ATVs. Compatible with Fit for Kazuma Dingo 150 Falcon 90 ATV Kazuma Meerkat 50 Peace Sports 110cc 150cc Roketa 110cc TaoTao ATA ATV E-Ton TXL50 TXL90, AXL50, AXL90, Viper RXL50, RXL70, RXL90R, RXL150R NOTE:Only compatible with dual drum brake systems, not compatible with front disc brake systems,with parking brake button and connectio;Please verify model number and size prior to ordering to ensure this is the correct part; Easy to install, difficult to deform, durable;Please feel free to contact us if any problems. Universal 7/8″22mm handlebar thumb throttle with Dual Brake Lever Assy for 50cc 90cc 110cc 150cc 250cc ATV Quad Roketa Taotao Sunl Buyang Kazuma Go Kart Parts Fit most kids ATVs quads 50, 70, 90, 110, 125, 150, 250, 300, 4