Bottom roller, double bearing, roller Ø 55 mm

Made of steel S235JR, galvanized
Supporting capacity per roller: 250 kg
Rail width: 12 mm
Dimension a: 8 mm
Dimension a1: 22 mm
Dimension b: 61 mm
Dimension b1: 20 mm
Dimension d: 55 mm
Dimension d1: 45 mm
Dimension M: 12 mm
Dimension Rb: 12 mm