SKU: 43258422234

MACNAUGHT AutoSwitch™ 450g Pistol Grip Grease Gun

Sale price$162.00 Regular price$180.00
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USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 16 - Aug 21

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Description

MACNAUGHT AutoSwitch™ 450g Pistol Grip Grease GunExperience unparalleled efficiency and reliability with our state of the art grease gun, designed to meet the rigorous demands of industrial applications. An industry first, the AutoSwitch Grease Gun allows you to seamlessly switch from high flow to high pressure automatically. Skilfully engineered with dual pistons, this grease gun can build pressures up to 12,000 psi (82,700 kPa 827 bar) by hand. Featuring innovative automatic pressure switching and

Experience unparalleled efficiency and reliability with our state-of-the-art grease gun, designed to meet the rigorous demands of industrial applications. An industry first, the AutoSwitch™ Grease Gun allows you to seamlessly switch from high flow to high pressure automatically. Skilfully engineered with dual pistons, this grease gun can build pressures up to 12,000 psi (82,700 kPa / 827 bar) by hand.

Featuring innovative automatic pressure switching and a robust dual piston mechanism, the AutoSwitch™ grease gun detects line back pressure to eliminate the need for manual switching. This ensures an effortless transition from low to high pressure, enabling single-handed operation.

 

Delivery pressure up to 12,000 psi (82,700 kPa / 827 bar) 
Flexible 500mm (20”) high-pressure extension hose 
KY SUPERGRIP™ 3 jaw high-pressure coupler 
Up to 1.1g (0.04oz) per shot 
Heavy-duty 1.6mm thick barrel 
Robust zinc pull handle 
Wetted parts - Aluminium, steel, nitrile rubber and nylon 
Maximum viscosity - Up to NLGI 2 
Compatible with 400g (14oz) and 450g (16oz) cartridges for contamination free greasing 
Grease Filler compatible with J3 pumps

Effortlessly Build Pressure up to 12,000 psi (82,700 kPa / 827 bar) single-handed 
Automatic switching from high-flow to high-pressure by detecting line back pressure 
Q-Lock System - to keep your workspace clean and organised 
Blue PIN indicator shows working in high-flow or high-pressure mode 
Can be filled from a bulk supply of grease - Economical & contamination free greasing 
9mm diameter hand operated Filler / Bleeder Outlet - For use with Macnaught J3 grease pump or any other 9mm bulk fill grease pump 
Reversible follower - For cartridge or bulk applications 
Lock the plunger rod into the follower - For easy bleeding 
Machined barrel thread - Makes it easier to screw the barrel to the head 
Stepped Barrel - For easy grip 
Heavy-duty design and construction - Reduces wear & facilitates effortless pressure building 
Pistol grip and unique patented dual piston - For easy one-handed operation 
Flexible high-pressure extension hose - Easier to grease hard to reach grease fittings 
Fully repairable - Provides a much longer service life 
Supergrip KY coupler - Positive no-leak connection ensures grease gets to the bearing

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 43258422234

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4.3 ★★★★★
Based on 15 reviews
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B
Verified Purchase
Becky
Lake Worth, US
★★★★★ 5
Not streaky!
Size: 26" and 17", Style: Latitude Repellency
These work really well! They are not streaky, which was the biggest thing I was hoping for! They also aren’t too noisy, thankfully! They were easy to install too! I have only used them for a couple of months and so far they have continued working well!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2026
T
Verified Purchase
The Diabolical F
Carnegie, US
★★★★★ 4
Good wipers
Size: 22", Style: Latitude Repellency
Bought these wiper blades because my wiper blades were old. The new blades lay down a good level of water repellent on the windshield. I actually drove home this morning in a rainstorm and purposely did not turn on my wipers once, and the windshield stayed nicely beaded and cleared, a month after I put the new wipers on my truck. I recently bought my s/o a set for her vehicle. They’re expensive, but seem to be worth it. Very quiet, no chattering, 30 seconds to install on my F150.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 16, 2026
M
Verified Purchase
MARCUS C.
Phoenix, US
★★★★★ 5
Great Wiper for an Older Car!
Size: 24" and 20", Style: Water Repellency
Great Wiper, Great Fit, Great Delivery on Time and Great Reliability!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 23, 2026
J
Verified Purchase
Jack At Florida
Dallas, US
★★★★★ 5
Perfect Fit & Easy Install — Replaced Faulty Blade from Another Set
Size: 17", Style: Latitude Repellency
This 17" Rain-X blade ended up replacing a faulty 17" blade from a 5 PLUS set (24"/17"/12") I originally installed. The 17" from that set had a defective internal adapter — it wouldn’t seat properly on the wiper arm & was extremely difficult to remove. Once I got it apart, the adapter looked warped or misformed. Rather than deal with a full return, I replaced just the 17" with this Rain-X blade. Installation on the Rain-X was quick & straightforward — it locked in properly with no issues. Performance so far is solid: Smooth wipe No streaking No excess sound Good contact across the windshield Now I’m effectively running a side-by-side comparison (Rain-X 17" vs 5 PLUS 24"/12"), & I’ll update later if anything changes over time. Overall, this blade did exactly what I needed — simple install & reliable performance.
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Reviewed in the United States on April 3, 2026
A
Verified Purchase
Alex
Belleville, US
★★★★★ 5
Incredible visibility upgrade for my Corolla!
Size: 24", Style: Latitude Repellency
I swapped my old, streaky blades for these Rain-X Latitudes on my 2005 Corolla, and the difference is night and day. The "2-in-1" feature actually works; after a few minutes of use, the water just beads off the glass, even when the wipers aren't on full speed. They were very easy to install with the included adapters and they wipe completely silent without any chatter. If you're prepping for a long road trip or just want better visibility in the rain, these are worth every penny.
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Reviewed in the United States on April 27, 2026

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