![trimco-logo-2022 trimco-logo-2022](https://trimcohardware.com/wp-content/uploads/2021/05/trimco-logo-2022.png)
At Trimco we manufacture high performance architectural hardware as well as design and produce custom solutions for various commercial purposes.
Trimco’s 3921 Series Decorative Knob Surface Bolts carry a classical design and are offered in various architectural finishes. With multiple standard size and strike options, as well as customization capabilities, these surface bolts are flexible enough for a wide range of applications while maintaining their durability.
Trimco’s 3921 Series Decorative Knob Surface Bolts carry a classical design and are offered in various architectural finishes. With multiple standard size and strike options, as well as customization capabilities, these surface bolts are flexible enough for a wide range of applications while maintaining their durability.