3/8 -16 x 4 Silicon Bronze Coarse Thread Carriage Bolts (2 pcs.)

Diameter: 3/8 Length: 4 Material: Silicon Bronze Head Style: Carriage Thread Size: 16 (Coarse) Thread Length: Full Type: Carriage Bolt Box of 2. A 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.