Hands are the only tools needed Trek Thumb Screws come in a pack of four to securely, quickly, and easily mount bags to your bike with integrated mounting holes.
Mount bags to your bike without the need for any tools with Trek Thumb Screws.
Designed to mount bags on Trek bikes with integrated frame mounts.
No tools required – install and remove using only your hands
M5 thread size with 0.8mm thread pitch at 12mm long and 22mm wide head
Compatible with most bikes with integrated frame mounts
