12 Pcs 5/16″ Thread Torx Truss Dome Head Nut w/ 5/16″x2″ Carriage Bolts Trailer

(12) – Torx Dome Head Barrel Nuts Large
Barrel nut 5/16″ – 18 x .625″L (coarse thread) Zinc plated steel
T40 torx bit required to tighten or 5/16″ hex bit
Head diameter 1″ (1.000″)
Barrel length from inside of flange 5/8″ (.625″) long
Barrel diameter .430″
Bolt does pass thru
12 –  5/16″ x 2″ carriage bolts used to thread into camnuts in a application to where bolts are inserted from backside.