# Prime-Line 1/2 in. Nylon, Square Bolt Threshold and Header Bolt Guide

**Brand:** [Prime-Line](https://shop.coreranger.com/brands/Prime-Line)
**SKU:** J 4520
**Price:** $9.94 · in stock
**URL:** https://shop.coreranger.com/product/prime-line-1-2-in-nylon-square-bolt-threshold-and-header-bolt-guide-202634758

## Specifications

| Spec | Value |
|---|---|
| Model # | J 4520 |
| Material | Plastic |
| Internet # | 202634758 |
| Returnable | 90-Day |
| Store SKU # | 1000700376 |
| Package Quantity | 2 |
| Product Width (in.) | 3.813 in |
| Product Height (in.) | 5.438 in |
| Builders Hardware Product Type | Other Door Hardware |

## Description

This is a set of two nylon guides for 1/2 inch square header and threshold bolts found in some commercial aluminum or steel doors. This guide helps guide the rod through the top or bottom of the door and into a corresponding hole in the header or threshold. The two guides are nylon with a single mounting hole.

• Designed for use with the extension bolt lock
• Plastic construction ensures easy maintenance and minimal weight
• Easy installation with low maintenance