Starlink Stainless Steel 1"-14 Threaded Adapter & Stainless Steel Ratchet BaseFeatures:316L stainless steel Starlink adapter with a 1"-14 threaded ratchet baseThe bottom of the adapter has 1”-14 threads with setscrew to lock in placeThe top of the adapter is machined to fit the Starlink antenna postThe overall height is 7-1/2” (adapter with the ratchet base).Base measures 2-1/2" x 3-9/16" with 4 holes for 1/4” boltsMount has a 3/8" hole for cable pass-through