FregocS Bicycle Chain Wheel Chain Ring Bolt Nut Convenient Set of 10 for 5 for Durable Steel (5 Single, Double) BIC-CRBt-SW

Fixing bolts and nuts for bicycle chainwheels (chainrings). Contains 5 pieces for single type (bolt length 6 mm, nut length 5 mm) and 5 pieces for double type (bolt length 8 mm, nut length 7 mm), totaling 10 pieces. Since it comes in a convenient set of 10 pieces, it is also recommended for those who own multiple units and for businesses. Also, it's a good idea to have a spare. Made of high strength and durable steel. Fixing bolts and nuts for bicycle chainwheels (chainrings). The single version (bolt length 6mm, nut length 5mm) contains 5 pieces, and the double version (bolt length 8mm, nut length 7mm) contains 5 pieces, totaling 10 pieces. As it is a convenient set of 10 pieces, it is also recommended for those who own multiple units and for businesses. Also, it's a good idea to have a spare. Made of high strength and durable steel.