Part#: RAM-KNOB6L UPC: 793442905476
RAM® Swing Arm Knob
RAM-KNOB6U
$6.49
RAM® Key Lock Knob with Steel Insert for Swing Arms
RAM-KNOB6LSU
$21.49
RAM® Pin-Lock™ Security Knob for Swing Arms
RAP-S-KNOB6U
$11.99