Road Bike Ceramic Pulley Rear Derailleur 12T 14T 16T Guide MTB Ceramic Bearing Jockey Wheel For Shimano Sram GX xx1 Bicycle Part

Description

GANOPPER Bike Ceramic Bearing Pulley Rear Derailleur 12T 14T Road Bike Guide Roller Idler 4mm 5mm 6mm For shimano sram GX XX1 Jockey Wheel Bike Part

Feature:

it is cnc machined by AL 7075-T6 round rod ,finished machined by diamond cutter,with diamond metal texture and good abrasion resistance index , it adopts imported Japanese steel bearing,rotating without  resistance ,it greatly decreased frictional resistance,and increased cycling efficiency, the design inreased bike derailleur shifting speed ,it causes no noice when shifting speed k and prevent bike chain falling .

Product Name:  Jockey Wheel Bicycle Rear Derailleur Pulley

Size:12T,14T,16T,18T

Adapt to the bike speed: 7/8/9/10/11/12 speed

Acrew axis:Fit for 4/5/6 MM roller screw axis

Body:    7075 aluminum alloy

Diameter:50mm12T,55mm  14T,68mm 16T,77mm 18T

Bearing:ceramic bearing ,stainless steel shell , more durable

Copper Bushing , Resistant

Color:  red black blue gold  Green

Net Weight: approx 14.9g 

Apply for most of rear derailleur on the market

Package:

Narrow-Wide teeth Rear Derailleur pully x 1 pcs

Copper Adapter x 2 pcs4mm,5mm

1>Stainless Steel Shell ,more durable , compared with nylon shell ,  nylon shell is easy to break after 100 miles travel

2>Narrow Wide Teeth Design, Prevent the horizontal swing of the chain

3>Copper Bushing ,High Hardness ,Improve Life Time
16T For

1 Shimano 8800RD–6800 6870/6770/9000/9070,  

2 Shimano 8700RD–5800/5700/4600/4700/105/6600,

3 Shimano RD–R8000 etc.,

18T For Shimano R7000/R8000/R8050/R8070/R9170/R9150/R9100 etc.,