---
product_id: 637788807
title: "Bottle Jack Valve Release Screw Knob for Harbor Freight Hydraulic Press 3/8”Dia Valve Release Screws，Made of 6061 Aluminum"
brand: "pfcke"
price: "124 Lei"
currency: RON
in_stock: true
url: https://www.desertcart.ro/products/637788807-bottle-jack-valve-release-screw-knob-for-harbor-freight-hydraulic
store_origin: RO
region: Romania
---

# Fits 3/8” valve release screws 6061 Aluminum CNC precision Knurled grip for max control Bottle Jack Valve Release Screw Knob for Harbor Freight Hydraulic Press 3/8”Dia Valve Release Screws，Made of 6061 Aluminum

**Brand:** pfcke
**Price:** 124 Lei
**Availability:** ✅ In Stock

## Summary

> ⚙️ Upgrade your press game with precision and grip that won’t quit!

## Quick Answers

- **What is this?** Bottle Jack Valve Release Screw Knob for Harbor Freight Hydraulic Press 3/8”Dia Valve Release Screws，Made of 6061 Aluminum by pfcke
- **How much does it cost?** 124 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/637788807-bottle-jack-valve-release-screw-knob-for-harbor-freight-hydraulic)

## Best For

- pfcke enthusiasts

## Why This Product

- Trusted pfcke brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Effortless Installation:** Slide on, quarter-turn, and secure with a 5/32 hex wrench—no hassle, no downtime.
- • **Universal Compatibility:** Designed for Harbor Freight hydraulic presses and any 3/8” valve release screw bottle jack.
- • **Ergonomic Knurled Design:** Enhanced grip ensures confident control and smooth operation every time.
- • **Safety-First Application:** Optimized exclusively for hydraulic press use—engineered to elevate your workshop’s efficiency.
- • **Precision Engineered Durability:** Crafted from corrosion-resistant 6061 aluminum with CNC cutting for flawless accuracy.

## Overview

This Bottle Jack Valve Release Screw Knob is a high-quality, corrosion-resistant 6061 aluminum accessory designed for Harbor Freight hydraulic presses and compatible bottle jacks with 3/8” valve release screws. Featuring CNC precision and a knurled grip, it offers easy installation and enhanced control, making it an essential upgrade for professional-grade hydraulic press applications.

## Description

Full description not available

## Features

- HIGH QUALITY: The hydraulic jack valve release screw knob is made of high quality 6061 aluminum material and CNC cutting technology, the product is highly accurate, corrosion resistant and durable.
- EASY INSTALLATION: Slide the hydraulic jack valve release screw knob onto the release screw, turn it 1/4 turn, you need to use a 5/32 hex wrench (Allen wrench) to fix the set screw on the end of the knob in place, then the installation is completed.
- WARM NOTE: This part is designed for use with Harbor Freight hydraulic bottle jacks, do not use when lifting vehicles, for hydraulic press applications only!
- SUITABILITY FOR: For use on 6, 12 or 20 ton mandrel presses, but will also work on any bottle jack with a 3/8 diameter valve release screw.
- UPGRADED DESIGN: the knob adopts knurled design to enhance the sassafras force of the knob, better hand feeling and grip.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | PFCKE |
| Brand | PFCKE |
| Model | PSK-QJD |
| Item Weight | 3.9 ounces |
| Product Dimensions | 1.38 x 1.57 x 1.38 inches |
| Item model number | PSK-QJD |
| Manufacturer Part Number | PSK-QJD |

## Product Details

- **Load Capacity:** 44 Pounds
- **Brand:** PFCKE
- **Color:** Silver
- **Item dimensions L x W x H:** 1.38 x 1.57 x 1.38 inches
- **Manufacturer:** PFCKE

## Images

![Bottle Jack Valve Release Screw Knob for Harbor Freight Hydraulic Press 3/8”Dia Valve Release Screws，Made of 6061 Aluminum - Image 1](https://m.media-amazon.com/images/I/61MQKPLyXLL.jpg)

## Available Options

This product comes in different **Size** options.

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**Shop now:** [https://www.desertcart.ro/products/637788807-bottle-jack-valve-release-screw-knob-for-harbor-freight-hydraulic](https://www.desertcart.ro/products/637788807-bottle-jack-valve-release-screw-knob-for-harbor-freight-hydraulic)

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*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-03-02*