Cartridge bearings are replaceable

grease ports and Cartridge bearings + DU bushings make this a pretty sweet pedal

This groupset has been built from the following Microshift components -

steel freehub

Only the best materials and construction methods go into the Topaz

SQLab Headset Spacer Set - Black - 1x2.5mm-1x5mm-1x10mm PDP|PLP|Rail Material Cartridge bearings are replaceableFor the individual height adjustment of the stem handlebar. Made of aluminium in black orange with a weight of 13g (set). SQlab logo on the side of the large black spacer. 1 1 8 inch diameter. Three different sizes included in the delivery 2. 5, 5 and 10 mm.