ARP Chromoly 1/2-20 in Thread Bolt - 2.000 in Long - 9/16 in 12 Point Head - Black Oxide (Set of 5) 12-326-4 Prevents surface corrosion

Prevents surface corrosion

These new Patent Pending features include a high back providing more natural pull angle and easier side to side movement

Small Block Chevy to Stahl

19" standard rotation designDerale has been the leader in performance cooling for decades

chatter-free engagement

ARP Chromoly 1/2-20 in Thread Bolt - 2.000 in Long - 9/16 in 12 Point Head - Black Oxide (Set of 5) 12-326-4 Prevents surface corrosionProduct Description: Bolt 1 2 20 in Thread 2. 000 in Long 9 16 in 12 Point Head Chromoly Black Oxide Universal Set of 5 ARP is the fastener of champions. They say that to be successful you must identify a need and satisfy it. Back in 1968 racing enthusiast Gary Holzapfel saw that many of his friendsa broken engines were caused by fastener failure. At the time, there were no commercially available studs and bolts up to the challenge. So Holzapfel