Sold in 10ft boxes only.

Pitch: 38.10mm (1 1/2")
Roller Diameter (R1): 11.91mm

Width Between Link Plates: 12.70mm
Pin Diameter (D): 5.96mm
Pin Length (L1): 14.55mm
Pin Length (L2): 16.55mm

Plate (T): 3.2mm
Width (H): 17.2mm

http://tsubakimoto.com/pdf/product/e_sconveyorchain.pdf