4.1 kg · Wormgear 80-B5 i=8

2.5 kg · Wormgear 63-B5 i=60

0.017 kg · Miniature ball bearing

0.803 kg · Deep Groove Ball Bearings Single Row

0.032 kg · Housing Material / Seals

0.24 kg · Yoke type track roller with needle rollers

0.064 kg · Needle Roller and Cage Assembly

0.129 kg · Washer for Cylindrical Roller Thrust Bearings

0.098 kg · Cylindrical Roller Bearing with Cage (assembly)

0.228 kg · Cylindrical Roller Thrust Bearing