Patent ID: 7922626

Claim:
An exercise apparatus comprising: a pair of platforms, each of said pair of platforms including: a base including a lower surface and first and second opposed flanges extending upwardly from said lower surface; roller units received side-by-side in said base and being independently rotatable, each of said roller units extending between said first and second opposed flanges of said base and including at least two roller bodies spaced from one another by a groove, each of said at least two roller bodies including an outer surface, at least a portion of said outer surface being in continuous contact with said lower surface of said base; a retainer coupled to said base for maintaining said rollers units on said base; and a connector for selectively coupling said first opposed flange of one of the pair of platforms to said second opposed flange of another one of the pair of platforms at an angle between said platforms to provide a V-shaped surface for sliding.