RAM Mounts round base with ball (C-ball)

FRAME 2-1/2" DIA. Base

consists of a 1.5" C-ball connected to a 2.5" diameter round plate. This mounting part includes pre-drilled holes using the universal AMPS hole pattern.

Most versatile bullet from RAM. Can hold the majority of sonar and accessories.

Hole Pattern:
4-hole AMPS: 1.181" x 1.496". 3-hole 120-degree: 1.812" diameter

Base Size:
2.5" diameter / 6.35 cm

Ball size:
C size (1.5") / 3.81cm