498RC2 Version 2 Ball Head

A1 Quick Release 1/4-20 Screw
A2 Quick Release 3/8 Screw - Replaced by 200PL-14
A3 Quick Release 1/4 Anti-Rotate
A4 Quick Release 3/8 Anti-Rotate
A5 1/4 Thumbscrew
A6 3/8 Thumbscrew

B1 Top Plate Assembly
(includes all C parts)
B2 Ball
B3 QR Receiver Attachment Screw

C1 QR Safety Catch
C2 QR Cam Thumb Lever
C3 QR Cam Return Spring
C4 QR Cam Pivot Screw

D1 Main Casting
D2 Control Knob
D3 Drag Control Knob (not a stock item)
D4 Rotation Control Knob (not a stock item)

E1 Base Assembly (not a stock item)
E2 Fixed Bearing (not a stock item)
E3 Bearing With Spring (not a stock item)


Editor note: All versions are interchangeable. Click on the numbered link to see the actual part picture.
These pictures are for illustration Only


See 498RC2
Manufacturers Parts List