ARP Hex Head Bolt - 3/8-16 in Thread - 4.250 in Long - 3/8 in 12 Point Head - Chromoly - Black Oxide (Set of 5) HYPLXLG11M61 Fits any Stilo helmet -

Fits any Stilo helmet - excluding GT4F & GT4F1

452 in Thick

Steel Core Laminate

The new AFCO Reinforced Front Segment springs have proven to provide considerable increases to forward bite when used on race cars equipped with conventional type leaf springs

1972-1974 Plymouth Fury I

ARP Hex Head Bolt - 3/8-16 in Thread - 4.250 in Long - 3/8 in 12 Point Head - Chromoly - Black Oxide (Set of 5) HYPLXLG11M61 Fits any Stilo helmet -Product Description: Bolt 3 8 16 in Thread 4. 25 in Long 3 8 in 12 Point Head Chromoly Black Oxide Universal Set of 5 Since 1968, ARP is the fastener of champions and the world leader in fastener technology.