Carriage Bolt 5/16-18 Size:2-1/2" x 5/16-18 MUTCD Sign Designation: W7-1A

MUTCD Sign Designation: W7-1A

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MUTCD Sign Designation: W10-1AP

Round Post Drive Cap

Carriage Bolt 5/16-18 Size:2-1/2" x 5/16-18 MUTCD Sign Designation: W7-1A5 16 18 Carriage Bolt VCB244 The shank of the bolt is circular for most of its length, but the portion immediately beneath the head is formed into a square section. This makes the bolt self locking when placed through a square hole, or a round hole in most wood. Specs: Material: Zinc Coated Steel Finish: Plain Diameter: 5 16 18 Length: 2", 2 1 2", 3" Features: No Wrenching Tamper resistant when used with a tamper resistant nut. Good on corrosion.