5-Pack Bolt Kit, 12-Point Head Black Oxide AR641-2000 Product:5/16" UNC x 2.000" UHL With 3/8" Socket Head 552-16-12BLK

552-16-12BLK

90° NPT to AN Full Flow Adapter 1/2" to -8ANBlue Finish

D13/64" (5mm) Wall Thickness

64-2055BLK

high quality PTFE liner

5-Pack Bolt Kit, 12-Point Head Black Oxide AR641-2000 Product:5/16" UNC x 2.000" UHL With 3/8" Socket Head 552-16-12BLK5 Pack Bolt Kit, 12 Point Head Black Oxide 641 2000 AR641 2000 5 16" UNC x 2. 000" UHL With 3 8" Socket Head 12PT BOLTS 5 16" UNC x 2. 00" To compliment ARP "bulk" 5 pack chrome moly and stainless steel fasteners we have assembled matching groups of nuts. They, too, come in convenient 5 pack skin cards. Take your pick from stainless steel and black oxide finished standard nuts or stainless steel Nyloc and cad plated Nyloc self locking nuts.