B-00 Series Ball Heads
Separate base knob and locking knob provide convenient adjustment.
SIRUI Unique Safety Locking System for Precision and Safety Control.
Rugged metal locking knob provides better wear resistance, locking control and load-bearing capacity.
Acra-compatible SIRUI Quick Release Plate TY-C10, anodized aluminum with rubber non-slip surface, 1/4 U-Ring bolt and 3 holes.
Large main knob provides more convenient operation.