3/8″ Spacer rings in 10″ and 8″ made from polyurethane.

OD on the 10″ is 10.7

OD on the 8″ is 8.6

THESE DO NOT FIT SPEED BY DESIGN LIDS OR 8″ LIDS

Those Spacers are the 1/2″ spacers that can be found here

**Discontinued until further notice****

Spacers