Flag Whip Axle Block.
PN# DBF-H02

Flag Whip Axle Block. 

Billet aluminum axle block for attaching flag whip holders.
Flag whip holder sold separately.

Left side axle block.
Flag mount tab is angled so the flag bends away from bike parts and body.
Marked for easy chain adjustment.
More durable than bolt-on mounting brackets.
Available in aluminum finish only.
Made in the USA.

Fitment From Parts Finder: 
(For Yamaha 22mm Axles)
YAMAHA (02-23) YZ 125, 250 
YAMAHA (20-23) YZ 125X
YAMAHA (02-23) WR 250F, 450F
YAMAHA (16-23) YZ 250X  
YAMAHA (15-23) YZ 250FX
YAMAHA (16-23) YZ 450FX

Also Fits Models Below:
YAMAHA (02-08) YZ 250F, 450F