Sold in 10ft boxes only.

Pitch: 25.40mm (1")
Roller Diameter (R1): 7.92mm

Width Between Link Plates: 7.95mm
Pin Diameter (D): 3.97mm
Pin Length (L1): 8.25mm
Pin Length (L2): 9.95mm

Plate (T): 1.5mm
Width (H): 12.00mm

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