Elliptical replacement wheels

 Customer review on 5/4/2020: "Hey Adam, just FYI, not only did these wheels arrive bright and early this morning as you indicated, they fit like a dream, run silky smooth and seem much sturdier than the originals.  For once, something works exactly as advertised!  I couldn’t be more delighted.  And my original M10 axle bolt works perfectly.  Thanks so much."   Top 4 inch replacement wheels your will ever find. You will NEVER break this wheel.    NOTE the bearing hole size: Two Bearings are used in these replacement wheels, one has 3/8 inch  inner diameter hole for axle and the other  5/16 inch hole. Please state which bearing hole you have. 3/8 or 5/16 in comments section of online order. Call if confused. I have both bearings in stock.  We have found a great wheel with a SOLID hard plastic core that holds up. The bearings are also very sturdy as well, hold up well under weight. This is not a normal skate wheel, this has a solid hub that has been drilled out,. That means this wheel wi