We made this to keep a thermometer handy to check temperatures throughout the day. We didn't think about how it would support the weight of a keychain and found the spring to be a lot stronger than we needed. Other than that, it works perfectly and we definitely recommend it.
Titanium Keyring by BANG TI: Easy-to-Use Operation for Ultimate Convenience!
50 Review
TISUR Titanium Keyring with Side Pushing Design - Stylish Men's Accessory in Keyrings & Keychains
31 Review
Custom Engraved Silver FAINOL Boyfriend Keychain
27 Review
Premium Handmade Warranty Men's Keyrings & Keychains by Hide Drink Accessories
45 Review