The first picture is a product picture, the other pictures are sample displays Description: Name: BB Axis Wrench Material: aluminum alloy   Process: T6 heat treatment, full CNC machining, sanding and polishing, anodizing Features: aluminum alloy lightweight design, frosted polishing, precision wire cutting, fully closed loop occlusion, not easy to slip teeth, and will not damage the bottom bracket Tool-A: Suitable for the use of the bottom bracket with an outer diameter of 44mm and 16 cogging. This model is the most common bottom bracket specification. (BB51/BB52/BB70/BB71BBR60/MT800/RS500/MT500, etc.) Tool-B: Suitable for the bottom bracket with an outer diameter of 46mm and 24 slots. (BBR9100/XTR/DA/S*AM/DUB, etc.) Specifications: High-quality aluminum alloy undergoes T6 heat treatment to increase the strength and hardness and prevent opening deformation Seiko tooth shape, close bite, not easy to slip teeth Matte polished, anodized, beautiful color Torx crank cover tool wrench Removable Torx crank cover Package Included: BB Axis Wrench*1