Features: Professional bike wheel spoke wrench tool with precise size, treated with hardened nickel-plating processing methods of quality steel. A must-have tool for correcting, adjusting, and tightening bike spoke rim. Compact design, easy to carry. 8 cut open design wrench, suitable for adjusting spoke on all kinds of push bike wheel, spoke nipple including sizes 10G (5mm), 11G (4.4mm), 12G (3.96mm), 13G (3.45mm), 14G (3.35mm), 15G (3.23mm). The double-headed bike spoke wrench is suitable for 14G-15G spoke, more fit for later period tightening the spoke and correcting the deformation of the rim. Handle shaped coated rubber rings fit to standard 14g spoke nipple, providing good strength and support when truing wheel. Specifications: Material: Metal Color: Black; Silver Size: (Approx.) As Picture Shown Weight: Approx. 105g Package Includes: 1 Set Bike Spoke Wrench note: 1.Please allow 0-1cm error due to manual measurement. make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you