RAM 2″ Max Width Square Rail Base with 1″ Diameter Ball
Material:
Powder Coated Marine Grade Aluminum
Ball Size:
1″ Rubber Ball Size
Note:
The “U” in the part number reflects product packaged in poly bag.
![RAM Mount 2" Max Width Square Rail Base w/1" Ball [RAM-B-247U-2]](https://www.marinerailparts.com/wp-content/uploads/2026/10/ram-mount-2-max-width-square-rail-base-w-1-ball-ram-b-247u-2.webp)
RAM Mount 2″ Max Width Square Rail Base w/1″ Ball [RAM-B-247U-2]
Original price was: $21.19.$11.79Current price is: $11.79.
Sale!Related products
Sale!
![RAM Mount Double Ball Base w/1/4" NPT - No Flange [RAM-B-217-1U]](https://www.marinerailparts.com/wp-content/uploads/2026/10/ram-mount-double-ball-base-w-1-4-npt-no-flange-ram-b-217-1u.webp)
RAM Mount Double Ball Base w/1/4″ NPT – No Flange [RAM-B-217-1U]
Original price was: $29.19.$22.20Current price is: $22.20.
Sale!
![RAM Mount 2" x 2.5" Rectangle Base w/1" Ball [RAM-B-202U-225]](https://www.marinerailparts.com/wp-content/uploads/2026/10/ram-mount-2-x-2-5-rectangle-base-w-1-ball-ram-b-202u-225.webp)
RAM Mount 2″ x 2.5″ Rectangle Base w/1″ Ball [RAM-B-202U-225]
Original price was: $13.19.$7.23Current price is: $7.23.
Sale!
![RAM Mount 2" x 4" Rectangle Base w/1" Ball [RAM-B-202U-24]](https://www.marinerailparts.com/wp-content/uploads/2026/10/ram-mount-2-x-4-rectangle-base-w-1-ball-ram-b-202u-24.webp)
RAM Mount 2″ x 4″ Rectangle Base w/1″ Ball [RAM-B-202U-24]
Original price was: $25.99.$17.31Current price is: $17.31.
Sale!
![RAM Mount 2" x 3" Rectangle Base w/1" Ball [RAM-B-202U-23]](https://www.marinerailparts.com/wp-content/uploads/2026/10/ram-mount-2-x-3-rectangle-base-w-1-ball-ram-b-202u-23.webp)
RAM Mount 2″ x 3″ Rectangle Base w/1″ Ball [RAM-B-202U-23]
Original price was: $17.19.$11.71Current price is: $11.71.
Sale!
![RAM Mount 1/4"-20 Female Threaded Hex Hole w/1" Ball [RAM-B-337U]](https://www.marinerailparts.com/wp-content/uploads/2026/10/ram-mount-1-4-20-female-threaded-hex-hole-w-1-ball-ram-b-337u.webp)
RAM Mount 1/4″-20 Female Threaded Hex Hole w/1″ Ball [RAM-B-337U]
Original price was: $7.59.$3.91Current price is: $3.91.
Sale!
![RAM Mount 1.5" x 2" Rectangle Base w/1" Ball [RAM-B-202U-152]](https://www.marinerailparts.com/wp-content/uploads/2026/10/ram-mount-1-5-x-2-rectangle-base-w-1-ball-ram-b-202u-152.webp)
RAM Mount 1.5″ x 2″ Rectangle Base w/1″ Ball [RAM-B-202U-152]
Original price was: $16.79.$10.08Current price is: $10.08.
Sale!
![RAM Mount Chrome Motorcycle Brake/Clutch Reservoir Base w/1" Ball [RAM-B-309-1CHU]](https://www.marinerailparts.com/wp-content/uploads/2026/10/ram-mount-chrome-motorcycle-brake-clutch-reservoir-base-w-1-ball-ram-b-309-1chu.webp)
RAM Mount Chrome Motorcycle Brake/Clutch Reservoir Base w/1″ Ball [RAM-B-309-1CHU]
Original price was: $35.99.$27.43Current price is: $27.43.
Sale!
![RAM Mount Motorcycle Brake/Clutch Reservoir Cover Base w/1" Ball Offset [RAM-B-346U]](https://www.marinerailparts.com/wp-content/uploads/2026/10/ram-mount-motorcycle-brake-clutch-reservoir-cover-base-w-1-ball-offset-ram-b-346.webp)