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Ball Knobs

Each of our Screw On & Push Fitting Ball Knobs found below are manufactured from a selection of high end materials including Stainless Steel, Aluminium, Duroplast & Thermoplastic. Coming in both screw on and push on styles (threaded and non threaded) we keep a versatile range in stock which ensures the best possible finish for your application, providing ease of use and a high end finish simultaneously. Featuring high gloss, matte or polished finishes these Ball Knobs are recommended for all kinds of finishing uses with furniture and general appliances, however they can also be used as hand knobs to add comfort to a handle or lever if required for manual handling uses. 

We stock these Screw Knobs / Push Knobs in many styles and materials as displayed below, please click through to the relevant product page to view all sizes available, or to request a free sample. Free sampling is available for these products based on stock, which can be requested on the product page next to your required sizing. 

Please note that our Duroplast / Thermoplast Ball Knobs are available with and without brass threads.

Why Choose Us For Threaded & Metal Ball Knobs
  • Manufactured in a range of high quality Metal & Reinforced Plastics
  • Features polished, matte or high gloss finishes
  • Screw on and push fitting available
  • Ready for free sampling
Need a custom style of Screw Knob to suit your application? We're happy to help, call us on 01233 713581. 

Variations Of Ball Knobs

Aluminium Ball Knobs
Knock on metal screw knobs or finishing knobs as they are also known are an excellent choice for adding a metallic or chrome finish to an application. Regularly used with bed posts and other similar pieces of furniture these knock on variants simply push onto a stud, holding it in place firmly at all times. Being made from an aluminium alloy these knock on threaded ball knobs are a sturdy and heavy solution, providing a feel of quality and firmness from the outset.
Stainless Steel Ball Knobs
These threaded metal ball knobs come with a strong thread for easy installation on to a threaded stud or pole. Made from a sturdy, strong Aluminium these are a substantial finishing product that easily adds a premium finish to a piece of furniture or any threaded application. Coming in a strong chrome finish these finishing knobs are able to provide an ideal shine without polishing as standard. Finishing knobs are available in a range of thread sizes and diameters to ensure we have the perfect choice for your application, whether you require a large size or not.
Thermoplastic Ball Knobs
Thermoplastic Threaded Ball Knobs are a push fitting and threaded type knob for all kinds of finishing uses, available in both fitting options to adhere to all potential uses with furniture and appliances. Complete with a matte black finish, these economic style knobs provide a high quality and desirable finish, which is commonly featured within consumer markets.
Duroplast Ball Knobs
Duroplast Ball Knobs come in threaded styles, hence their nickname of 'screw knobs' and feature a glossy black finish from standard, a finish which rivals that of our other options such as stainless steel or aluminium. Screwing onto threaded studs or rods, these can be installed to your desire within seconds. Also known as Threaded Ball Knobs thanks to their design, these provide an extremely high end, contemporary finish to your object or appliance.

Please click through to find all available product sizes.
For all relevant product information, or to view our available guides, please see the full category description above.


Welcome to Vital Parts
One of the largest and most trusted Plastic & Rubber Component Manufacturers in the UK.


Being one of the most trusted components manufacturers and distributors in the UK, we pride ourselves on providing our customers with the best services and products possible. Ensuring that we stay competetive by providing you with the best deal, along with free samples and secondary finishing services to give you the best outcome possible. As well as offering an excellent range of components we are able to manufacture to your specific requirements with a range of dip moulding, injection moulding, extrusions, rotational moulding and overmoulding techniques.


Why you should choose us for your Plastic, Rubber & Metal Component needs
Fast, free packaging and shipping at all times
Bulk discounts available on all products
Free sampling available on most products
Excellent, friendly customer support on 01233 713581

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