ARP BOLT 5/16"-18 12pt 2.250"UHL SS 5pk 612-2250

Thread Size: 5/16 in.-18
Fastener Head Style: Flanged 12-point
Underhead Length (in.): 2.250 in.
Fastener Material: Stainless steel
Fastener Color: Polished
Fastener Grade: ARP Stainless 300
Socket Size: 3/8" 12pt
Washers Included: Yes

Set of 5.