NITRO SPARK PUCKS STANDARDChannel-like stance adjustability for splitboards built with inserts. Believe it. This breakthrough in design has riders beyond stoked , and has made Spark Pucks our most popular splitboard accessory.FEATURES:- Aluminum Disks: Oversize aluminum center disk overlaps binding channels for maximum strength and rigidity.- Adjustability:+/- 1/4 inch (6.5mm) of toe/heel adjustment in .5 inch (1.3mm) increments.+/- 30° angle adjustments in 3° increments. Stance width adjustments in .17 inch (4.2mm) increments. - Superior Materials: Bindings slide on soft nylon for effortless installation.COMPATIBILITY:- Compatible with all splitboards using the industry standard splitboard insert pattern. For use with all puck compatible splitboard bindings (with the exception of the K2 Kwicker)- Not Compatible with channel style splitboards or DIY splitboards (without the industry standard splitboard insert pattern).- Please note: Spark Puck screws are not compatible with Spark Canted Pucks.