RAM® Tough-Ball™ with 3/8"-16 X .375" Threaded Stud - B Size Spline Post The RAM-109H-1BU consists of two

The RAM-109H-1BU consists of two straight 6" swing arms with a drill-down base for horizontle surfaces and a C size ball

This base allows the attachment of any C-size socket arm components to complete any rugged RAM Mount

The base includes black cover caps to be placed over the exposed ends of the u-bolt

The X-Grip® clamping cradle expands and contracts for perfect fit of most 12"-13" tablets with or without sleeves

medium length double socket arm

RAM® Tough-Ball™ with 3/8"-16 X .375" Threaded Stud - B Size Spline Post The RAM-109H-1BU consists of twoThe RAP B 379U 371637 consists of a 1" diameter rubber ball, connected to a 3 8" 16 X . 375" male threaded post.