Check the listing for details. Burton Snowboard Binding 4x4 Baseplates Discs Pair 3D Vintage Compatible Read Ad. Color: Black, Condition: New, Made in United States. Listed at 15.00 USD. If you’re looking for vintage Burton 3D baseplates like the grey baseplates in the first picture, instead of getting OLD grey plates, check out Burton’s universal 3D 4x4 plates. They’ll work with multiple mounting patterns! Pictured in the second and third pics. The Burton 4x4 Channel® Disc is what you need to mount all Burton non-Re:Flex bindings on snowboards from different brands featuring the 4x4 system or on a Burton board featuring the Channel®. This is an auction for ONE brand new pair of black Burton Snowboard Binding 4x4 Baseplates Discs (2nd and 3rd pics) — designed for snowboarding enthusiasts looking to use older Burton bindings like the Cartel or Stiletto with newer board mounting patterns.