Mountain Bike Pulley Wheel Jockey Wheel Spare Part

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Description:

12 speed oversized pully with steel bearing stands out from the rest for stiffness, smoothness and durability.
Made of quality plastic with fully sealed bearing for center bolt derailleurs, Durable to use and longer life
12&14-Tooth design with positive and negative tooth guide wheel can effectively inhibit the horizontal swing of the chain, make the speed change smoother and the chain is more stable.
Using steel bearing, can reduce drag force which can improve cycling efficiency. super lubricating, noiseless!
Fits for XX1/X01/X1/GX/SX/Eagle.

Specification:

Material: Plastic
Size: approx 4x4cm/1.57x1.57inch

Package Includes:

2 Pieces Rear Guide Wheel

Note:

1.Please allow 1~3 cm error due to manual measurement, thanks.
2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand, thank you

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