Sold in pairs, compatible with my axle shafts. Drill bits are recommended and available in the tools section of the wheels category. HUB is keyed to the back of the wheel with posts.
Free Domestic US/Shipping on OrdersPR $50 and up. All Domestic Packages $25 and up ship in boxes, orders under $25 ship in padded envelopes. Signature confirmation for $3.50 any stolen packages will not be refunded so the signature confirmation is the best way to ensure that doesn't happen.