Beefy 170mm Left Steel Crank Arm For Bikes With Diamond Hole Replacement Part Black Durable Construction Easy Install For Most Standard Mountain And Road Cranksets

Regular price $49.93 Sale price$80.00you save $30.07
SKU: VXB0D5Y621N1





High quality 170mm steel left crank arm with diamond hole
✔️ 170mm steel left crank arm with Diamond Hole, black

This left crank arm is a 170mm steel replacement part for bicycles. It uses a Diamond Hole interface and a durable black finish, designed to fit most standard mountain and road cranksets. Easy installation for quick repairs and maintenance.

✅ 170mm length
✅ Steel construction for durability
✅ Diamond Hole mounting interface
✅ Black finish for versatile look

💡 What is a pillow block bearing used for in bicycle crank arm assemblies?

A quick overview to help buyers understand the role of these bearings in crank setups:

- Provides stable support for rotating crankshafts in bike assemblies

- Helps align crank arm with bottom bracket for smooth pedaling action

- Protects bearings from dirt and debris to extend life

- Suits a range of crank configurations, including steel arms and diamond-hole interfaces