4Pcs Bike Ball Bearing Retainer Replacement Mountain Parts 1/4 inch x 9 Balls Bicycle Repair Accessories for Kids/Stretch MTB Bearings Crank Bottom Bracket

Material: This ball bearing retainer made of steel, high qualIty, durable and high intensity. Package Include:4 Pieces Bicycle Crank Bearing 1/4" ball size x 9 balls. One pair of crank bearings for replacements, another for spare. Bearing Size:OUTSIDE DIAMETER: 1.14 inch/29mm, INSIDE DIAMETER: 0.7 inch/18.4mm, BALL SIZE: 1/4 inch x 9 balls.Please confirm the size before purchase!!!!!!! Widely usage: This beads rack for bike parts replacement, suitable for ordinary bicycles, mountain bikes, mongose bicycle, lowrider bike, stretch bicycle, kids bike. Note: If you receive a 6-ball bearing retainer, they are the same product, have the same size and use. It does not affect the use of.Because they are updating iterative relationships. Widely usage:This ball bearing retainer for bike parts replacement, suitable for bicycle crank, such as: mountain bike, kids bicycle, lowrider bike,children’s bike, stretch bicycles.