Check the listing for details. RAP-379U-372437-CN RAM Tough-Ball with Coupling Nut for WeBoost .... Color: Black, Condition: New. Listed at 33.94 USD. RAM Tough-Ball with Coupling Nut for WeBoost ... RAP-379U-372437-CN Genuine RAM Products! This weBoost Kit Ball adapter consists of a C size 1.5 INCHES diameter RAM Tough-Ball ball connected to a 3/8 INCHES -24 x .375 INCHES male threaded post with a coupling nut and two lock washers. The ball is compatible with all RAM C Size ball & socket components, allowing you to secure your weBoost antenna in virtually any location.hardware included (1) Coupling Nut(2) Lock Washersthread pitch 3/8 INCHES -24 x .375 INCHES ball size C Size (1.5 INCHES )materials High strength compositeStainless steel threadspackaging type Poly BagWeight 0.24 lb hardware included (1) Coupling Nut(2) Lock Washers thread pitch 3/8 INCHES -24 x .375 INCHES ball size C Size (1.5 INCHES ) materials High strength compositeStainless steel threads packaging type Poly Bag Weight 0.24 lb