Pay in 4 interest-free payments of $13.75 Learn more
Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
5" x 6" x 11
(Screw with Grease fitting sold separate)
Each wheel set includes
is made from solid billet aluminum (6061 T6) and CNC machined in Canada
4 - 1" dia
Solids Of Constant Width - Variety of 3 shapes Phone Stand 5" x 6" x 11Set of three Cones of constant width with one of each Triangle, Hexagon and a Heptagon. CNC machined in Canada out of brass or aluminum bar stock. Approximately 1" in diameter. These are non spherical solids that amazingly have constant width in every directionallowing them to roll smoothly. They are derived from two dimensional curves that were put into use by the 19th century German engineer Franz Reuleaux.
US$ 43.75
US$ 25.00
US$ 168.00
