Single Speed Bicycle Crankset 104BCD 34T 36T 38T 40T 42T 170mm Crankarm For MTB Off Road Purple Aluminum Alloy Durable Construction Easy Chain Retention With Positive And Negative Tooth Rings Lightweight Yet Strong For Tough Trails

104BCD 170mm Purple Aluminum Single Speed Crankset for MTB
✔️ 170mm crankarm, 104BCD, 34T/36T/38T/40T/42T options, purple

This single speed crankset is designed for off-road and urban bikes using a 104 BCD chainring. It features a 170mm aluminum alloy crankarm, supports 34T-42T chainrings in purple, and is intended for single-speed setups. Not for multi-speed bikes.

✅ 104 BCD, 170mm crankarm suitable for single speed MTB and more
✅ Positive and negative tooth rings improve chain retention for fewer drops
✅ Aluminum alloy construction keeps weight down yet sturdy for tough trails
✅ Purple finish with 34T/36T/38T/40T/42T chainring options
✅ Not for multi-speed bikes; compatible with 9/10/11 speed single speed setups

💡 What is a 104BCD single speed crankset used for in MTB setups?

This handy gear keeps things simple while delivering solid chain retention on trails.

• 104 BCD fits 34T-42T chainrings for a wide single-speed range
• 170mm crankarm provides solid pedal leverage for MTB riding
• Aluminum alloy construction balances light weight and durability
• Positive and negative tooth rings help the chain stay put on rough trails