The RAM-337U includes a 1/4"-20 female thread hex hole connected to a 1.5" rubber ball.

THREAD PITCH

1/4"-20 x 1/2" (female)

BALL SIZE

C Size (1.5")

WEIGHT CAPACITY

Standard Use: 4 lbs
Heavy-Duty Use: 3 lbs

MATERIALS

Marine-grade aluminum

PACKAGING TYPE

Poly Bag

WEIGHT

0.14 lb