11T 13T Jockey Wheel with Sealed Bearing. Sizes: 11T ( Dia. 40mm) & 13T ( Dia. Weight: 9g (11T), 12g (13T). A great upgrade 7075 anodized alloy Jockey wheel with a super smooth sealed bearing for durability. ).
UK MADE - Jockey Wheels 11T/13T Superstar Components - Sealed Cartridge Bearings
Bike Rear Derailleur Pulley, Aluminum Alloy 11T/13T Guide Roller Bicycle Derailleur, Wheel Derailleur Pulley for 8/9/10/11 Speed Rear Derailleurs (Purple, 11T)
Bike Rear Derailleur Pulley, Aluminum Alloy 11T/13T Guide Roller Bicycle Derailleur, Wheel Derailleur Pulley for 8/9/10/11 Speed Rear Derailleurs (Black, 11T)
Sram Cassette Replaceable Cogs PG-1210/1230 11t-13t-15t including Lockring
Shimano Sprocket for CS-M8000/M7000/HG-800 11-Speed 11t - 13t - 15t - 17t - 19t
MTB 11T/13T Bicycle Rear Derailleur Jockey Wheel Ceramic Bearing Pulley UK
