RAM® Diamond Ball Base - B Size
Base with 1" Ball, Aluminum

The RAM-B-238U ball base consists of a 1" B size rubber ball connected to a 2.43" x 1.31" diamond plate. The diamond plate features two holes that measure 1.912" from center to center, matching the industry-standard AMPS hole pattern. This diamond ball base is compatible with a wide variety of RAM® device holders and cradles.

1" diameter rubber ball on a Marine grade Aluminum, diamond shaped mounting plate which measures 1.25" x 2.5".  The center of the ball is 1" above the base of the plate.  Mounting hardware not included.  Mounts to the back of any RAM-HOL cradle, or can be mounted anywhere using screws or bolts.  This part is slightly shorter, and heavier than the plastic RAP-B-238 below.  I usually recommend the plastic RAP-B-238 for most applications. Weight: 1.1 oz (31 g)


FEATURES:

  • Diamond plate features industry-standard AMPS hole pattern and measures 2.43" x 1.31"
  • Compatible with several RAM® device holders and cradles; ball and socket technology allows for near-infinite adjustability
  • Made of powder-coated, marine-grade aluminum for durability and reliability in the most demanding environments
  • Backed by a lifetime warranty


SPECS

Hole Pattern
2-Hole AMPS: 1.912"

Plate Size: 
2.43" x 1.31"

Ball Size:
B Size (1")

Weight Capacity:
Standard Use: 2 lbs
Heavy-Duty Use: 1 lb

Materials: 
Marine-grade aluminum

Weight:
0.1 lb


Q&A

Q: What size screws are needed for the holes on this ball plate?
A: The most common screw sizes are #8, #10, M4 and M5 screws. However, if you are pairing this with any RAM® Holder, the holder will come with the necessary hardware to connect to your mount.

Q: So just to clarify, does this come with hardware?
A: No, the RAM-B-238U does not come with any hardware.  RAM recommends using #10 screws appropriate to the material being used as a mounting point.

Q: What is the Torque spec for this base plate?
A: There are not specific torque specs for a RAM-B-238U, RAM only recommends tightening the plates down until they're secure but there isn't a specific amount of torque recommended.

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RAM-B-238U

  • Brand: RAM
  • Product Code: RAM-B-238U
  • Availability: In Stock
  • $8.00


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