ARP BOLT 5/16"-24 12pt 1.250"UHL SS 5pk 712-1250

Thread Size: 5/16 in.-24
Fastener Head Style: Flanged 12-point
Underhead Length (in.): 1.250 in.
Fastener Material: Stainless steel
Fastener Color: Polished
Fastener Grade: ARP Stainless 300
Socket Size: 3/8" 12pt
Washers Included: Yes