LockNLube giant button head coupler in action for high-volume greasing.
Close-up of the LockNLube 7-8 inch button head connection.
1/8 FNPT thread detail on the LockNLube giant coupler.
Rugged metal body of the LockNLube giant button head coupler.
High-volume grease application with LockNLube in automotive maintenance.
LockNLube giant button head coupler in action for high-volume greasing.
Close-up of the LockNLube 7-8 inch button head connection.
1/8 FNPT thread detail on the LockNLube giant coupler.
Rugged metal body of the LockNLube giant button head coupler.
High-volume grease application with LockNLube in automotive maintenance.

LockNLube Giant Button Head Coupler 7-8 Inch – High-Volume Grease, 4,000 PSI

Overview The LockNLube Giant Button Head Coupler 7/8 Inch is built for demanding lubrication tasks. Its design...
Vendor: LockNLube
Availability: In stock
£38.84
£38.84
Please hurry! Only 5 left in stock
Subtotal: £38.84
10 customers are viewing this product

Free UK Delivery on All Orders

No Minimum Spend Fast & Reliable Delivery Ships Across the UK

Free Returns

30-Day Free Returns
LockNLube giant button head coupler in action for high-volume greasing.

LockNLube Giant Button Head Coupler 7-8 Inch – High-Volume Grease, 4,000 PSI

£38.84
LockNLube giant button head coupler in action for high-volume greasing.
Close-up of the LockNLube 7-8 inch button head connection.
1/8 FNPT thread detail on the LockNLube giant coupler.
Rugged metal body of the LockNLube giant button head coupler.
High-volume grease application with LockNLube in automotive maintenance.

LockNLube Giant Button Head Coupler 7-8 Inch – High-Volume Grease, 4,000 PSI

£38.84
Description
Description
x

Overview

The LockNLube Giant Button Head Coupler 7/8 Inch is built for demanding lubrication tasks. Its design matches 7/8 inch button head grease fittings and supports steady flow through busy workdays in automotive shops, industrial service bays, and maintenance departments.

Key specifications

  • 7/8 inch size (22 mm) for compatibility with common fittings
  • Rated to 4,000 PSI for robust performance
  • Working pressure: 3,000 PSI for reliable lubrication under load
  • Connection: 1/8 FNPT for flexible hose pairing
  • Suitable for high-volume grease applications

Design and durability

Designed with a focus on reliability, this coupler feels sturdy in hand and provides smooth engagement with compatible fittings. The 7/8 inch sizing helps ensure a secure seal during repeated cycles, while the 1/8 FNPT connection accommodates a range of hoses and accessories.

Practical uses

In automotive bays, service workshops, and manufacturing lines, the LockNLube giant coupler shines when quick, consistent grease delivery matters. Operators notice fewer interruptions and cleaner plugging thanks to a thoughtful connection design that minimizes drips and waste.

Key benefits at a glance

  • 7/8 inch size aligns with common fittings
  • High maximum rating supports demanding jobs
  • 3,000 PSI working pressure for steady flow
  • Versatile 1/8 FNPT connection for hoses and adapters
  • Optimized for high-volume grease tasks

What to expect in practice

Expect a tool that pairs well with standard grease rigs and offers quick connect and disconnect cycles in busy environments. Results can vary by setup, but the design aims to support efficient, reliable lubrication across multiple components.

FAQ

Q: Which fittings does the LockNLube Giant Button Head Coupler support?

A: 7/8 inch button head grease fittings with a 1/8 FNPT connection; designed for high-volume lubrication tasks.

Q: What are the pressure specifications?

A: Rated to 4,000 PSI with a 3,000 PSI working pressure.

Shipping & Return
Shipping & Return
x

Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

Complete Your Setup

Example product title
£38.84
£38.84
Example product title
£38.84
£38.84
Example product title
£38.84
£38.84
Example product title
£38.84
£38.84
Example product title
£38.84
£38.84
Example product title
£38.84
£38.84
Example product title
£38.84
£38.84
Example product title
£38.84
£38.84
Example product title
£38.84
£38.84
Example product title
£38.84
£38.84

Recently Viewed Products