10B-1 Steel roller chain, sold per metre.
Typical specification:
Pitch P: 5/8"
Roller Diameter A: 10.16mm
Width between inner plates B: 9.65mm
Pin diameter C: 5.08mm
Pin Length D: 19.5mm
Link Pin Length E: 20.9mm
Inner plate height F: 14.7mm
Plate thickness g: 1.7
Minimum tensile strength: 22.4kN
Average tensile strength: 27.5kN