R163121420 Sliding Block for Rail Systems

R163121420 Specification:

R163121420 is ball runner block  made of aluminum.
For this item,
Mass: 0.35kg
A: 70mm
A2: 23mm
B: 86.2mm +0.5
E1: 57.80mm
E3: 40mm
E9: 11.50mm
H1: 29.90mm
A1: 35mm
K1: 12.45mm
K4: 5.50mm
N2: 7mm
N6: 15.2mm ±0.5
S2: M8
S9: M3x5
T: 60mm
A3: 23.50mm
B1: 57.80mm
E2: 57mm
E8: 38.30mm
H: 36mm
Dimension H2 with cover strip: 24.45mm

Real Photo: