1. Compatibility: Throttle grips replace throttle grips, for R1 R6, for 250R ZX6R 636 ZX6RR ZX10R ZX7R ZX9R ZX12R ZX14R. 2. Parameter: The caliber of this throttle grip is 25mm, which applies to standard hollow handlebars, please check the size before ordering. 3. Premium Material: The throttle handlebar grips are made of high-strength ABS and rubber, wear-resistant, impact-resistant and durable. 4. Function: Can be used for replacement, refurbishment, upgrade, modification of the original handlebar, to provide better throttle performance for your handlebar. 5. Easy to Install: Rigorously manufactured to meet the original standard, perfect replacement for the old or broken one, improving time efficiency. Specification: Item Type: Throttle Control Grips Material: ABS, Rubber Caliber: Approx. 25mm/0.98in Compatibility: Suitable for CBR600RR CBR1000RR F3 F4 F5 CBR600 RC51 Suitable for R1 R6 Suitable for 250R ZX6R 636 ZX6RR ZX10R ZX7R ZX9R ZX12R ZX14R Replacement for GSXR GSX1300R TL1000R Replacement for DUCATI 888 849 851 749 898 1098 1198 Replacement for Choppers models up to 2007 with 1 inch handlebar Package List: 1 x Pair of Throttle Control Handles