AL-KO jockey wheels are a million times approved, hot-dip galvanized, ergonomically formed rotary knob, crank smooth-running, extended version. Load capacity statically max: 150 kg, load capacity dynamically: 90 kg, corrosion protection: hot-dip galvanized, crank: with thrust bearing, rim: plastic, wheel: 215 x 65 solid rubber, wheel bearing: plain bearing