Bike Bottom Bracket Removal Tool Wrench for 12/16 Notch 39/41/44/46/49 mm

Product Model Selection List: 39MM-16Notch, 41MM-16Notch, 44MM-16Notch, 46MM-12/24Notch, 49MM-16NotchHow To Choose The Wrench Model 1: Measure the outer diameter of the bicycle bottom bracket cup with a caliper measuring tool and calculate the number of notches (e.g., measure the outer diameter as 44 mm and calculate the number of notches as 16, i.e., choose: 44MM-16Notch)How To Choose The Wrench Model 2: You can also choose the right wrench tool from the common bike bottom bracket cup models listed in the main picture details and product descriptions on the page.High-Quality Materials: high-grade carbon steel material manufacturing, heat-treated, not easy to wear, durable, smooth surface without burrsErgonomic Design: TPR non-slip soft rubber grip design, comfortable grip / less Slippage / more practicality.