Secure any Maxtrax recovery boards — with the NEW Maxtrax Universal Mounting Pins. Carry up to four boards:Mix and match any combination of MKII, LITE and XTREME boards — from two to a total of four — with ease. The Universal Pins’ design allows secure stacking and quick access when needed. Also fits Maxtrax Motoboard and Minis. Features: Shorter, 17mm thread allows for tidier installation on brackets up to 5mm thick^ Black nylon and stainless steel construction Locking design keeps sets of up to ANY 4 Maxtrax boards secured Hole in top section of pin for a padlock (not included)