The RAM-B-189BU consists of a double 3.3" twist lock suction cup base. Included is a hole pattern that will allow attachment to all RAM bases that contain the universal AMPs hole pattern.
Mfr. Part#: RAM-B-103U
$16.83
Mfr. Part#: RAM-B-101U-A
$21.25
Mfr. Part#: RAM-B-103U-C
$23.15
Mfr. Part#: RAM-B-138U-C
$27.91
Mfr. Part#: RAM-B-189B-202U
$29.07
