Monster Fastener Galvanized Grade 2 / A307 Carriage Bolts Size:5/16"-18 x 6" (50 pcs) pony clamp fixtures are interchangeable

pony clamp fixtures are interchangeable from one pipe length to another

Long wearing for years of service

Designed for the typical backyard enthusiast

Wheel diameter

Monster Fastener Galvanized Grade 2 / A307 Carriage Bolts Size:5/16"-18 x 6" (50 pcs) pony clamp fixtures are interchangeableA carriage bolt has a domed or countersunk head, and the shank is topped by a short square section under the head. The square section grips into the part being fixed (typically wood), preventing the bolt from turning when the nut is tightened. Diameter: 5 16" Length: 3 1 2" Material: Steel Finish: Hot Dip Galvanized Head Style: Carriage Thread Size: 18 (Coarse) Thread Length: Full Hardness: Grade 2 A307 Type: Carriage Bolt Square Depth: 3 16"