7 Speed Right Thumb Trigger Shifter and 3 Speed Left Thumb Shift Lever Set for Mountain City Road Folding Bikes, Triple Crank Compatible, Friction and Ratchet Shifter, Smooth Up and Down Shifting, Durable Bike Gear Levers
✔️ 7x3 speeds with friction/ratchet left lever, aluminum build
This pair combines a right trigger-style 7-speed shifter with a left friction/ratchet thumb lever designed for triple cranksets, making it a solid fit for mountain, commuter, and folding bikes.
✅ Right shifter: trigger-style 7-speed with downshift lever and upshift thumb button
✅ Left shifter: friction and ratchet thumb lever for triple cranksets
✅ 3x7 speed system with smooth gear changes
✅ Aluminum alloy construction for durable daily use on MTB, city, and folding bikes
💡 ピローブロックベアリングは何に使われるのですか？
They’re handy for supporting rotating shafts in machines and bikes, aiding alignment and durability.
- sealed ball bearing for low friction
- ceramic variants offer longer life
- easy mounting with standard pillow block units
- compatible with common pillow block mounting and linear slide units