Roadster SO-CAL Speed Shop Ladder Bar Kit (SO001-74002)SOCAL PLAIN LADDER BAR SET 45 1 2"Long Part Number: SO001 74002 Ladder Bar Kits: We offer our ladder bar kits in two lengths: (A&B) long version, 45 1 2" from center of rear housing to front hook up point and (C&D) short version 43 1 2" from center ofrear housing to front hook up point. Both are available in show chrome or plain finish. Long version, compatible with SO CAL '32 frames and K memberkit. Short version, compatiblewith SO CAL Model A and K