Plastic buckles and closure components have been designed and manufactured for over 25 years by ITW Nexus. In fact, in 1977, we invented the original Side Release buckle that revolutionized the closure market. The following web catalog contains ITW Nexus’ standard plastic buckle and closure offerings of products that we have developed through the years. If you do not find a solution to your plastic hardware needs, please contact ITW Nexus to review your exact closure demands.
For manufacturers with global sourcing needs, ITW Nexus has three strategic manufacturing locations: United States, Europe and Asia.

WSR Buckle
Samples
At ITW Nexus, we understand the need to test our products within your application. In fact, we encourage this testing. To request free samples, simply click the Order Samples button below and browse the catalog to find ITW Nexus products that interest you. From the product's table, clicking on the part number and completing the shipping form is all that is needed to receive samples.
ITW Nexus plastic buckles and hardware are used in a wide variety of industries and applications, including:
- Backpacking
- Biking
- Clothing Manufacturers
- Juvenile Products
- Marine & Boating Products
- Military & Defense
ITW Nexus – A World of Connections
The design and function of the closure products in your gear – whether it’s a backpack, bike helmet, or life jacket – is important. Like you, ITW Nexus has always believed the design and function of its plastic buckles is important. This belief was incorporated into the development of the original Side Release Buckle, and has been engineered into every product since. Your plastic closure products are important, making ITW Nexus the Ultimate Connection.