Pulley RD Ceramic Strummer Super CNC 11T 12T 13T 14T - jockey wheel

Manufactured using better materials and precision compared to a lot of other pulleys on the market. Black ceramic hybrid bearings is used instead of the regular white ceramic, resulting in better smoothness during use. Strummer Super CNC rear derailleur pulley is securely packaged to protect the finish and prevent dust and other elements during transit. Available in 5 different color variants. SPECIFICATIONS Bearings: Black Ceramic Hybrid Bearings Design Features: Precision design & Finish, Lightweight CNC Design Narrow wide design on 12T, 14T, 16T, 18T for better chain retention. Inner Diameter: 4/5/6 mm Compatible Teeth Pulley Weight (without Bushing) Outer Diameter (Approximate) 11T 9 grams 42 mm 12T 10.3 grams 50 mm 13T 10.7 grams 52 mm 14T 11.5 grams 59 mm 15T 13 grams 59.5 mm 16T 13 grams 66.9 mm 17T 14 grams 67.5 mm 18T 14 grams 72.8 mm Variasi: ukuran - 11T - 12T - 13T - 14T - 17T - 15T - 16T - 18T warna - Hitam - Merah - Biru - Abu-abu - Emas