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ARP 5/16‑18 x 2.000in 12‑point black hex nut kit includes five hex nuts packaged for applications that require 5/16‑18 thread fasteners with 2.000in engagement. These nuts provide replacement hardware for engine and mechanical assemblies calling for 12‑point seating, offering consistent clamping and simplifying fastener replacement during maintenance and repair.
ARP 5/16-18 X 2.000in UHL 12pt Black Hex Nut Kit (5/PKG)
