Skip to content
TIME TO BACK THE TRUCK UP: Save Up to 50% at the Fall Haul. Shop Now >
Northern Tool Equipment Logo TextNorthern Tool Equipment Logo text link to Home.

Take $25 Off Your Order of $250 or More See Details

Use Promo Code 290240

Discount Details

  • The promo code 290240 must be entered on the Shopping Cart page.
  • To qualify for this offer, your order subtotal must equal $250 or more. Excludes gift cards, free item offers, warranties, Advantage memberships, tax, & shipping.
  • Promo code not valid on prior purchases or on Honda & Stihl products, and cannot be combined with other promotional offers.
  • Valid online and in participating retail stores.
  • Limited time offer. Subject to change without notice.
Print

Buyers Products, 2in. Trailer King Pin 5/16in. Bolster Plate - Weld On, Model# KP20031

Item# 4809421
Buyers Products, 2in. Trailer King Pin 5/16in. Bolster Plate - Weld On, Model# KP20031

This is a carousel with one large zoomable image and a track of thumbnails on the left. Select any of the thumbnail buttons to change the zoomable image on the right. If a thumbnail is a video or 360 degree image thumbnail, or the last thumbnail in the list, the button will open the product media modal.

Buyers Products, 2in. Trailer King Pin 5/16in. Bolster Plate - Weld On, Model# KP20031

Click or Tap image to Zoom

$79.99

  • Shipping: 

    Factory shipped

  • Store Pickup: 

    Not available - online only
  • Strong forged steel construction.
  • Heat-treated for toughness.
  • All king pins are 100% inspected and tested.
  • Made in the USA.

  • Prop 65 Warning: See Details

See full description

  • Description

  • Key Specs

  • Reviews

  • Q & A

  • Warranty

  • Compare

Product Summary

Trailer King Pins from Buyers Products provide strength and reliability in coupling your fifth wheel. They are forged from AISI 8630 steel and heat-treated to maintain a hardness of 302-363 BHN and 150,000 PSI in ultimate strength. They're available in several weldable bolster plate thicknesses. An 8 hole bolt-on version is also available.

What's Included

    (1) 2in TKP 5/16in Plate - Weld On

Downloads

Product Manual

Features + Benefits

  • Strong forged steel construction.
  • Heat-treated for toughness.
  • All king pins are 100% inspected and tested.
  • Made in the USA.

Key Specs

AttributeSpecification

item#

4809421

Brand

Buyers Products

Manufacturer's Warranty

1 year limited warranty

Ship Weight

12.95 LB
AttributeSpecification

Material

Forged Steel

Product Weight

12.9500 lb

Dimensions L x W x H (in.)

8.0 x 7.95 x 4.2 in

Reviews

Questions & Answers

Questions

Warranty

Manufacturer's Warranty

1 year limited warranty

Recently Viewed Items

This is a carousel with auto-rotating slides. Activate any of the buttons to disable rotation. Use Next and Previous buttons to navigate, or jump to a slide with the slide dots.

Buyers Products, 2in. Trailer King Pin 5/16in. Bolster Plate - Weld On, Model# KP20031
0.0 out of 5 stars.

Buyers Products, 2in. Trailer King Pin 5/16in. Bolster Plate - Weld On, Model# KP20031

Item # 4809421

$79.99