Merida One Twenty 120 complete pivot frame suspension bearing set includes

All 9 bearings for all models in 4 different sizes

Alloy/Carbon

heavy duty sealed bearings

Compatible heavy duty bearings

bearingsSpec: GCR15 high carbon chromium bearings steel is standard material or precision C3 bearings

Retainers : H62 copper sheet or 08F cold rolled steel belt

Seals: Buna NitrileRust Resistance under normal operating conditions for six months then relube if necessary.

Lubrication : Bearings are supplied with low noise bearing grease thickened by lithium and calcium 12 - hydroxystearate,, made from deeply refined mineral oil with rust inhibitors and anti oxidants.