About 20B SA1 Attachment Roller Chain

20B SA1 attachment roller chain is produced to ISO‑606 metric standards. It is fitted with single‑hole straight vertical SA1 attachments on one side, convenient to install fixtures and conveying components. Made of high‑strength heat‑treated carbon steel, this chain features excellent wear resistance and heavy‑load carrying performance. It is widely used for conveyor systems, agricultural machinery, packaging equipment and automated assembly‑lines. HXST provides custom attachment spacing, surface treatment and matched sprockets to satisfy your special‑use requirements.

Metric 20B SA1 Attachment Roller Chain Dimension

Pitch (P): 31.75mm

Attachment Dimension (G): 35mm

Attachment Dimension (C): 30.5mm

Attachment Dimension (F): 45.7mm

Attachment Dimension (d4): 9mm

Link Plate Thickness (T): 3.5mm