The Manfrotto R498,13 Assembly Knob is a spare or replacement part for the 498, 498RC2, and 498RC4 ball heads. It is the locking knob that controls the movement of the ball.
Packaging Info
Package Weight | 0.06 lb |
Box Dimensions (LxWxH) | 3.1 x 2.65 x 1.2" |