Wera Bicycle Set 7 - Zyklop Speed Ratchet Bits and Socket SetWera Bicycle Set 7 Zyklop Speed Ratchet Bits and Socket Set. Bicycle Tool Set 727 piece 3 8" ratchet set including fine toothed Zyklop Speed ratchet with swiveling ratchet head push button release and right left switching Low return angle of only 5 for working in a small space Long bit sockets with extra slim cylindrical profile zone for low located couplings (e. g. for bottom bracket ball bearing or stem fork clamping) 8790 HMB Deep socket wrench