A full range of single standard belts, plus the (non-standard) derived types, can be transformed into belts with accessories, when elements such as chains, forked chains, guards, crosswire strips, etc. are involved in their construction.
S (WELDED)

A1S

A4S

BS
E (LINKED)

AE

AE_

Vaucanson
D (BENT)

AE

Vaucanson
OTHER

B1ES

A2S
