Attributes . (2) PT27981 5 in, (2) 657G 7-7/16 in, (2) PT27982 9 in Posts, (2) 668 Chain Clamp, (2) NO 81-141J Indicator, (2) NO 657Y Indicator Attachment, (2) NO PT18724 Snug and (2) PT99529 Extension Plate with Fitted Case . Names