
ANNEX QUADLOCK BELT / UTILITY / BACKPACK UTILITY / BELT CLIP
ENGINEERING . MANUFACTURING . QUALITY CONTROL . DELIVERY
The patented dual-stage lock means you can securely attach your smartphone to your belt, pocket or backpack with a simple twist.
With glass filled nylon and polycarbonate construction, stainless steel hardware, and the patented dual-stage Quad Lock components, Quad Lock products allows for secure and versatile mounting on a variety of surfaces, vehicles, and accessories with their clever, case-integrated system.
Quad Lock is keeping smart phones safe while on the go, around the world. To date, hundreds of thousands of Quad Lock products have been shipped to over 100 countries, and the brand’s sales and ingenuity continue to grow.

Production Partners has been a trusted collaborator with Annex Products, the creators of Quad Lock, since the inception of their innovative smartphone mounting solutions designed for active lifestyles. Our partnership began over a decade ago when Annex launched their groundbreaking concept through a successful Kickstarter campaign.
Throughout this enduring relationship, Production Partners has played a pivotal role in the evolution of Quad Lock's product line. Our contributions encompass product refinement, design engineering, production streamlining, and the manufacture of custom packaging. This comprehensive support has been instrumental in bringing a wide array of Quad Lock products to market, catering to the needs of cyclists, motorcyclists, runners, and everyday users seeking secure and versatile smartphone mounting solutions.
By leveraging our expertise in manufacturing and supply chain management, we have helped Quad Lock scale their operations and maintain high-quality standards across their product offerings. Our collaboration has contributed to Quad Lock's growth into a global market leader in performance phone mount solutions, with a presence in over 100 countries.
We take pride in our ongoing partnership with Annex Products and remain committed to supporting their mission of delivering innovative and reliable smartphone mounting systems for active individuals worldwide.
“Production Partners have been key in establishing our manufacturing base in China and assisting us to grow our business to where it is today. Manufacturing in China can be challenging at the best of times. Production Partners gave us confidence in selecting the right suppliers and knowing that we would be able to deliver a quality product on time. Having people on the ground with an established network is critical to moving fast and navigating the inevitable bumps in the road. If you are looking for assistance with manufacturing in China, Production Partners are a great choice.”
— Chris Peters, Design Director & Co-Founder @ Annex Products