The Windchill Sports polycarbonate mapboard clip can be purchased separately for those who already have a SILVA Micro-Racer thumb compass.
The Micro Racer thumb compass can be inserted into the mapboard clip to use it as a mapboard compass..
Note:Polycarbonate clip only, the Micro Racer compass + clip combination retails for $30.00. The mapboard clip is only designed to fit the SILVA Micro Racer Compass and cannot be used with other compasses.