Andy Mickey
Member
you can't beat the sewer caps they're 90a urethane. they still have some on c4 i think. other than that, i'm not sure where you can get them.
eagle sewer cap.
You can get some eagle sewer caps here, if they're not on C4.
http://www.altitudescooters.com/110mm_Eagle_Sport_Sewer_CapGrey/p243310_473211.aspx