Attachable Gear 26T 1/2 X 1/8 Inch Ball

Esjot sprocket 1/2 x 1/8 Insertion ball 26 Tooth - Number of teeth: 26 - Colour: silver - Chain size: 1/2" x 1/8" - Inner diameter: 35 mm - Spherical sprocket - Material: steel - Weight: 138 grams - Thickness: 3 mm - Type of bike: city bikes