Chainring Bolts Nut Wrench MTB Road Bike Tool for Screw Removal and Installation Durable Chainwheel Tool

About Item Chainring Screw Tool Material: stainless steel + ordinary steel Size: approx. 77.4x29mm Net weight: 23.2g Function: Fix the chainring slotted nut from one side of the slot, and remove the locking chainring screw from the other side with the Allen wrench Features： This product fits most slotted nuts and provides better leverage. As long as the groove width of the chainring screw is not less than 1.3mm. It securely holds the slotted nut against rotation when tightening or loosening the bolt. Makes installation and removal easy. Package includes: 1Pc