£4.23

Tube OD: 10 mm Stem OD: 8 mm

£7.06

Tube OD: 12 mm Tube OD: 10 mm

£6.76

Tube OD: 12 mm Stem OD: 8 mm

£2.78

Tube OD: 6 mm Stem OD: 4 mm

£3.03

Tube OD: 8 mm Stem OD: 6 mm