Maxtrax Universal Mounting Pins Secure any Maxtrax recovery boards — with our Universal Mounting Pins. Secures two boards Available in two sizes: Short (17 mm): For use with Maxtrax Flat Mounting Brackets. Long (40 mm): For flexible or hard-mount setups. Carry up to four boards:Mix and match any combination of MKII, LITE and XTREME boards — from two to four total — with ease. The Universal Pins’ design allows secure stacking and quick access when needed.  Also fits our Motoboard and Minis.