27.5x19c Double-Walled QR Cassette Disc Brake Mountain Bike Rear Wheel size-g-13-n-26351-b-484 - Rear derailleur: BTWIN RD

- Rear derailleur: BTWIN RD M46-L

and boys aged 10 to 12: size 6

your heart rate will appear on the screen of your console

the more opaque your T-shirt will be

Once on your bike

27.5x19c Double-Walled QR Cassette Disc Brake Mountain Bike Rear Wheel size-g-13-n-26351-b-484 - Rear derailleur: BTWIN RDDesigned to replace your 27. 5" wheel Features: ETRTO 584x19C Rim material: Double walled 6063 aluminium Black Rim type: Sleeved Valve hole diameter: 8. 5 mm Number of spokes: 28 Spokes: Galvanised Steel Black 2 mm Assembly type: 3 cross Bearings: cup and cone ball bearing (diam = 6. 35 mm 1 4") Brake compatibility: 6 bolt disc OLD: 9x135 mm Type of axle: QR Weight: 1346 g (with quick release and rim tape) Spoke length Left = 276 mm Right = 275 mm