Mounting hole distance: 20mm
Compatible with 4mm aluminum column
For fixing SMA and RX Antenna mount for 16-25mm spaced frames
1 x Realacc TPU SMA Mount/RX Antenna Fixing Seat for 20mm Spaced Frames Red/Blue
Order Note:Order this product,please provid the option as follows to order notes on checkout page.
Color Blue/Color Red/