(2) MAC40B 4"

: (1) 2Rockville MAC40S 4" ATV/UTV. (2) 4 . (2) . (2) 3 mm . (2) . mounting hardware. : MAC40S 4" ChromeSwivel ATV/UTV. finish. from high quality 6061 aircraft grade aluminum. 100% waterproof and fully marinized against the elements efficiency design features the perfect airspace for and 4 speakers. 360-degree swivel mounting clamps made of 6061 aluminum. feature steel quick release hand knobs for adjustment and security round or square bars from 3/4 diameter to 1.5 diameter. inserts to protect your bar and ensure a snug fit. 360-degree axis rotation in either direction, allowing the speaker cans to be aimed in the most desirable location to deliver maximum sound quality. be mounted on surfaces. : . - 2.75". - 4.86". - 3.8". - 5.3".. diameter - 4.67" ( diameter - 4.26"). of mount - . height of unit - with mount configuration