Air-Chuck

Lock-On Air Chuck

AirChuck

Lock-On 90 Air Chuck

AirChuck

Lock-On Large Bore Air Chuck

Tyre Inflation

Large Bore Lock-on Air Chuck

End safety hazards. Clip onto abnormally-sized tyre valves and enjoy hands-free inflation from a safe distance.

Our range includes not just industry-leading lubrication tools, but also air chucks that make hands-free inflation faster and safer in the field or workshop.
Whether you’re greasing a bearing or inflating a tyre, Gurtech builds tools that keep your equipment moving—with hands-free air chucks and precision lubrication solutions.

Technical Specifications:

  • Rated Pressure: 150psi (10 Bar)
  • Weight: 4.4 oz (112 g)
  • Thread Types (Female): 1/4" NPT, 1/4" BSP or 1/4" BSPT
  • Product Dimensions: L 3.0" x W 1.0" x H 1.5" (L 78mm x W 25mm x H 38mm)
  • Front Diameter: 0.80" (20.5mm)
  • Compatibility: Schrader large bore tyre valve (VG12/12V1 valve threads)
  • Seal Type: Sprung loaded TPU seal
  • Air Chuck Activation: Manual trigger
  • Lock-on Mechanism: Hardened internally threaded collet and sleeve
  • Available Variants: Open flow or closed flow
  • EP3995367, US11913582, AU2020267180, others on application
Whether you’re greasing a bearing or inflating a tyre, Gurtech builds tools that keep your equipment moving—with hands-free air chucks and precision lubrication solutions.

Trigger Activated Lock-On Mechanism

  • Simply depress the trigger to lock the air chuck onto the tyre valve or to release the air chuck
  • Easy clip-on / clip-off
  • No need to hold while inflating. Lock-on and free up both hands
  • Patent-pending design

Leak-Free, Sprung Loaded Seal

  • Durable long lasting TPU seal

Design

  • Heavy-duty construction for strength and durability
  • Resistance to corrosion
  • Suitable on earth moving and mining equipment, and for tyre cage
Whether you’re greasing a bearing or inflating a tyre, Gurtech builds tools that keep your equipment moving—with hands-free air chucks and precision lubrication solutions.

Suitable for use on

  • Auto tyre inflators
  • Manual tyre inflators
  • Portable pressure gauges
  • Constant pressure systems

Hardened Steel Collet

  • Fits large bore Schrader valves (VG12/12V1 valve threads)

Sliding Sleeve

  • Securely locks the air chuck onto the Schrader valve. When you inflate...it stays on!

Female Thread

  • Multiple thread sizes, to fit most air hose fittings

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Home

About

Find a Dealer

Contact Us

Blog

Privacy Policy

Products

Grease Guns

Grease Couplers

Battery Gun Pressure Return Valve

Air Chucks

Grease Gun Accessories

Grease Coupler Accessories