Skip to content

Free shipping on orders $100 and up!

5/16"-18 x 2-1/2" Chrome Grade 5 Carriage Head Bumper Bolts CBS5-166 (5 pcs.)

Type: Carriage Bolts
Part Number: 74131
Original price $20.03 - Original price $20.03
Original price
$20.03
$20.03 - $20.03
Current price $20.03

Diameter: 5/16"
Length: 2-1/2"
Material: Steel
Finish: Chrome
Head Style: Carriage
Thread Size: 18 (Coarse)
Thread Length: Full
Hardness: Grade 5
Style: Bumper Bolt
Type: Carriage Bolt

Box of 5.

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.