3/8" high tensile Bolt but 3/16" longer at 1.5" long for use on our 7.5" 4 pot alloy calipers or any other usage when longer bolts are required for mounting the calipers to the hubs. With correct length shank. The ERA turbo used Metro 4 pot calipers and used special nylon coated safety locking bolts
ERA1128.
Sold singly, 2 required per caliper and 4 per car