UJEN DEVELOPMENT CO., LTD. - UJEN is a manufacturer with 45 years of experience in producing hand screws, offering custom services and professional mold-making capabilities for knobs & handles.

Straight Zinc Adjustable Handle Screw, 5/16 x 1, Chamfered End, L83 | UJEN DEVELOPMENT CO., LTD.

Quick release handles are manufactured using properly sourced ingredients. Matte black and bright silver baking paint, significantly increase the value and quality of goods. The grip is non-scratchy, without sharp corners and burrs, and the surface is baked with high quality lacquer. Locking force is excellent, and the handle has the best design of both beauty and handling. The threads meet Class II specifications.
We are ISO9001:2015 certified, and our quality is stable. We offer a wide range of customized services, contact us for more information. Metal Handle bolt 5/16x1, Internal gears are thickened to enhance durability.
Compliant with ROHS & REACH, the body is made of high-strength zinc alloy to improve durability. Screws or nuts can be made according to customer's requirements, no matter what size or material, UJEN can provide customers with suggestions and production.

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Straight Adjustable Handle Bolt, Clamping Lever Screw, Quick Handle, Fixed Handle

Straight Adjustable Hand Lever Zinc 5/16x1 chamfered screw length83

Straight Zinc Adjustable Handle Screw, 5/16 x 1, Chamfered End, L83 - Straight Adjustable Hand Lever Zinc 5/16x1 chamfered screw length83
  • Straight Zinc Adjustable Handle Screw, 5/16 x 1, Chamfered End, L83 - Straight Adjustable Hand Lever Zinc 5/16x1 chamfered screw length83
  • The handle is made of high quality baking paint surface

Straight Zinc Adjustable Handle Screw, 5/16 x 1, Chamfered End, L83

A510-83U5U16

Straight Adjustable Handle Bolt, Clamping Lever Screw, Quick Handle, Fixed Handle

Quick release handles are manufactured using properly sourced ingredients. Matte black and bright silver baking paint, significantly increase the value and quality of goods. The grip is non-scratchy, without sharp corners and burrs, and the surface is baked with high quality lacquer. Locking force is excellent, and the handle has the best design of both beauty and handling. The threads meet Class II specifications.

We are ISO9001:2015 certified, and our quality is stable. We offer a wide range of customized services, contact us for more information. Metal Handle bolt 5/16x1, Internal gears are thickened to enhance durability.

Compliant with ROHS & REACH, the body is made of high-strength zinc alloy to improve durability. Screws or nuts can be made according to customer's requirements, no matter what size or material, UJEN can provide customers with suggestions and production.

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Function

Steel fixed lever handle is ideal for quick locking of components. The high torque and ratchet-like design allows for easy hand tightening and removal, saving time and effort, and is especially suitable for use where 360 degree rotation is not possible.

Features
  • RoHS REACH compliant.
  • Thread is class 2.
  • Internal gear is enlarged to increase durability.
  • Flame-proof, heat-resistant, anti-UV properties.
  • The handle's body has a high-quality paint finish.
  • The handle does not hurt hands, no sharp angles or burrs.
  • The handle is easy to tight with a hand. the best design of beauty and grip.
  • The metal is shiny and detailed.
  • The chamfered front end of the screw makes assembly smoother and reduces wear on the mating end face.
Dimensions
Dimensional drawing of Zinc Adjustable Handle Screw
Thread Type
  • Chamfered screw
Thread Size
  • 5/16-18
Thread Material
  • Steel
Screw Length(mm/inch)
  • 25.4 / 1
Metal Finishing
  • black oxide
External Material
  • Zinc Alloy
Lever Length(mm)
  • 83
Gallery
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FAQ
What measures does UJEN take regarding environmental protection?

Environmental protection is an integral part of our operation. UJEN is committed to reducing the environmental impact of our production processes, strictly...

In which fields are UJEN's handle screws applicable?

Our knob screws are widely used in various fields, including mechanical manufacturing, medical equipment, sports equipment, monitor stands, fitness equipment,...

How does UJEN handle customer feedback and after-sales issues?

Customer satisfaction is our top priority. We have a dedicated customer service team responsible for addressing customer feedback and after-sales issues,...

What makes UJEN's research and development in plastic head screws distinctive?

Our plastic head screw nuts R&D team consists of industry-experienced engineers and designers, possessing forward-thinking design concepts and deep technical...

What is UJEN's global market strategy?

As a company with an international outlook, UJEN actively expands into the global market, establishing stable cooperative relationships with clients in countries...


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Straight Zinc Adjustable Handle Screw, 5/16 x 1, Chamfered End, L83 | UJEN

UJEN's tool-free fastening solutions and custom adjustable handles are specifically designed for fitness equipment requiring frequent user adjustments. Our 45-year expertise in hand screw manufacturing ensures reliable, comfortable, and aesthetically pleasing products that enhance your equipment's market appeal. Contact us for customized solutions that streamline your production process.

UJEN's core strength lies in transforming customer concepts into market-ready products through innovative design-to-production services, technical consulting, and engineering solutions. Our tool-free fastening innovations and customization capabilities enable manufacturers to differentiate their products while reducing assembly time and improving end-user experience. Partner with UJEN to elevate your product competitiveness with premium hand screws and custom knob solutions backed by four decades of manufacturing excellence and commitment to quality craftsmanship.