Features: 1. Fitment: Throttle control grips designed as a replacement for various motorcycle models including R1, R6, NINJA 250R, ZX6R 636, ZX6RR, ZX10R, ZX7R, ZX9R, ZX12R, and ZX14R. 2. Parameter: Throttle handlebar grip caliber is approximately 25mm, compatible with standard hollow handlebars. Please verify handlebar size before purchase. 3. Premium Material: Constructed from high-strength ABS and rubber materials, offering durability, wear resistance, and impact protection. 4. Function: Suitable for original handlebar replacement, refurbishment, upgrade, or modification to enhance throttle performance. 5. Easy to Install: Precision manufactured to meet original equipment specifications, providing a direct replacement for worn or damaged grips and improving installation efficiency. Specifications: Item Type: Throttle Control Grips Material: ABS, Rubber Caliber: Approx. 25mm / 0.98in Fitment: Compatible with CBR600RR, CBR1000RR, F3, F4, F5, CBR600, RC51 Compatible with R1, R6 Compatible with NINJA 250R, ZX6R 636, ZX6RR, ZX10R, ZX7R, ZX9R, ZX12R, ZX14R Replacement for SUZUKI GSXR, HAYABUSA, GSX1300R, TL1000R Replacement for DUCATI 888, 849, 851, 749, 898, 1098, 1198 Fits Chopper models up to 2007 with 1-inch handlebars