For " Smaller Conveyor Chains", a variety of back links can be found for coupling and attaching custom units right to the chains. These back links are known as attachments. The next typical attachments can be found.
Styles and names of standard attachments
common attachments contain five kinds for single pitch chains and 5 varieties for double pitch chains as illustrated below. Moreover, for single pitch chains, four forms of broad 
attachments, as broad as outer plates, can be found. Typical attachments for respective chain sizes are listed within the following web page.
Tips on how to indicate the specially arranged chains with attachments
A chain with Attachment K1s specially organized as over is indicated as follows:
CJ＋（K1 inner＋PL）×3＋3LL＋PL＋（K1 inner＋PL）×3＋3LL＋K1 outer＋（RL＋K1 outer）×2＋5LL
"CJ" stands for any C connecting website link; "K1 inner", an inner website link Attachment K1; "PL", an outer hyperlink; "3LL", three backlinks from an inner link to an inner link; "K1 outer", an outer website link Attachment K1; and "RL", an inner hyperlink, respectively. A "＋" indicator suggests "connection", plus a "×" indicator means "repeat". (For one-side attachments this kind of as Attachment A and Attachment SA, the place of attachment plates is on side A while in the over illustration.)
Note: When attaching attachments to every even-number link, they may be connected to outer hyperlinks, except if specified.
