Schwalbe AV4 A/V Tube~16X1-1/8-18X1.35~40mmSchwalbe Standard inner tube no. 4. for bicycle tires in sizes 16" and 18" inch (ETRTO 28 37 340 355). Retains air for an above average length of time. Thanks to the best material quality and uniform wall thickness. Maximum reliability that has proven itself millions of times over. ETRTO: 28 37 340 355 Weight: 85 g Valve: AV Valve length: 40 mm Bead: Butyl Execution Tube: Standard Item: 4

Seal Hub: Contact

Chain line: 43

Assembly Pivot Nut (mm) Front (mm) 27

Set Includes: Cassette/Freewheel

Also for face

Dual purpose

teeth number:    44-48T

8 ✔ (w/ M size adapter)

The GRX FD-RX820 front derailleur owes the latter not least to the optimized cage design of the Shimano Toggle Link construction

Product fabric : water-repellent nylon

32 mm height full carbon rim

Item Type: Bike Chain