19 mm Square Upright Post Narrow – 12″ (≈300 mm) Length, 45 mm Internal Bracket Fit (P/N 91806)

Overview
This narrow 12‑inch 19 mm square upright post (P/N 91806) is designed to fit compact trailer assemblies using narrow bracketry (45 mm internal width). Perfect for applications like rollers, guide arms, it includes one bolt and nut for secure attachment. Crafted with hot‑dip galvanised steel for long-lasting corrosion resistance. 

Key Features

• Compact narrow size – 19 mm square tube, ideal for use with narrow brackets (45 mm internal dimension)

• Length – 12 inch (~300 mm) post for elevated configurations

• Includes hardware – Supplied with one bolt and nut for mounting 

• Marine-grade finish – Hot‑dip galvanised steel for rust protection

• Quick bolt-in install – No welding required—ideal for guide arms, and skids

Applications

• Bolting into upright brackets for wobble roller systemsand skids

• Compact boats and watercraft trailers requiring narrow post fitments

• Lightweight accessory supports and brackets

What’s Included

• 1 × 19 mm square upright post, 300 mm length

• 1 × bolt and nut set for secure attachment 

Specifications

Shipping & Warranty
In stock and dispatched next business day from Queensland. All products include a 12‑month manufacturer warranty.