The Standard idler has a bearing and retaining ring. Two of these are used in the front and two are used in the rear. Terratrike idler wheels are now made of delrin which is much more durable then the old urethane idlers. The standard is smooth and toothless.
- Fits all trikes except the Edge and Path
- 2 1/8" diameter
- 50mm O.D., 8mm I.D. on bearing, 15mm width