Here's what other sites are saying:
C.A.M.P.'s Vector Anti Balling plates attach to the underside of crampons to reduce dangerous snow build up (balling). Sold in pairs.
Attaching a pair of Camp Vector Antibotts to your Vector crampons greatly reduces dangerous snow-balling when you're descending snow slopes after an ice climb. These rubber plates fit perfectly under your Vector crampons and shed snow no matter how hard it tries to stick to your 'poons.
CAMP Vector Antiballing Plates
CAMP Vector Front Point
CAMP Vector Spacer Kit
CAMP Vector Nanotech Crampon Spacing Set
Black Diamond Asymmetrical Center Bar
$5 - $24
Kahtoola KTS & K-10 Tote Sack
Petzl Assymetric Linking Bar
$20 - $51
Kahtoola KTS Snow Release Skins