RAM Mount 1-1/4" - 1-7/8" Rail Clamp Base w/1.5" Ball [RAM-271U-12] Brand_Balmar 1800mAh Li-Ion Battery Pack -

1800mAh Li-Ion Battery Pack - 7

6 amps when all zones are activated

Speed (Through Water

5" diameter round base with the universal AMPS hole pattern and one 2" x 4" rectangular base

Easy-tilt action accommodates for low clearance areas and boat storage

RAM Mount 1-1/4" - 1-7/8" Rail Clamp Base w/1.5" Ball [RAM-271U-12] Brand_Balmar 1800mAh Li-Ion Battery Pack -RAM Rail Clamp Base with 1. 5" Ball The RAM 271U 12 is a round pipe base that connects to a pipe with a diameter from 1. 25" to 1. 875". 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.