Hardened steel tool that holds slotted chain ring nuts to prevent spinning when installing or removing chainring bolts. Fits most slotted chain ring nuts.
| TOOL MATERIAL | Hardened steel |
| BODY | Rubber |
| SIZE | 9 x 2.4 x 1.8 cm / 3.5” x 0.9” x 0.7” |
| WEIGHT | 19 g / 0.67 oz |
| BOX WRENCHES | 8 / 10 mm |