RAM C Size 1.5" Ball Connected to a M10 X 1.25" Pitch Threaded Post (RAM-349U) Product Line_Twist-Lock The RAP-S-KNOB5-4U offers the ideal

The RAP-S-KNOB5-4U offers the ideal amount of leverage to properly tighten your mount to prevent slippage in heavy chop or in extreme vibration environments

Keyed lock for theft deterrence

standard length double socket arm

short double socket arm and universal RAM® X-Grip® cradle for large phones

RAM C Size 1.5" Ball Connected to a M10 X 1.25" Pitch Threaded Post (RAM-349U) Product Line_Twist-Lock The RAP-S-KNOB5-4U offers the idealThe RAM 349U includes a M10 X 1. 25" pitch threaded post connected to a 1. 5" rubber ball. Specs & Features Material: Powder Coated Marine Grade Aluminum Ball Size: 1. 5" Rubber Ball Size Note: The "U" in the part number reflects product packaged in poly bag. Weight: 0. 15 lbs.