This 2-1/2" Prop Washer has a 40mm (1.575) Bolt Circle drilled for the Larger 3W & DA motors. This Prop Washer is tapped 10-32 in the Center Boss Hole for a Tru-Turn Cone Screw.
This Prop Washer is made from Heat Treated 17-4 PH Stainless Steel and is many times stronger than most OEM washers.
When your Prop Washer becomes Worn or Bent, this is the way to go.
Be sure you match your Bolt Circle for Proper Fit. We have many sizes to meet your needs.
Prop Washer 6-BOLT, 40mm B.C. ( 1.575" B.C. )