NordicTrack Standard Corner Roller / wheel 3" PIN AXLE with flat or flange head on one end that fits into the metal frame

Fits and is the most common or standard PIN for the lightweight plastic vented corner rollers shown as well as Legacy ski machines with solid corner rollers with brass bushings.  

Legacy ski machines with 2 corner wheels which require a 2-5/8" THREADED PIN AXLE which tightens using a flat head screwdriver on other end. 

If you need a 2-5/8" THREADED on one end PIN AXLE that tightens using a flat head screwdriver Order HERE

If you need ELITE front end long 4" smooth PIN AXLE order here ...

Please look carefully and measure to ensure you are getting the correct part for your ski machine.