Rubber Stem Casters are a great way keep your pre-existing shelving unit from becoming unbalanced. Whereas threaded casters can become unscrewed over time, stem casters will never pull out from the post.
Features
- Available with or without brakes
- Weight capacities per 4 pack:
- 3": 600lbs
- 4": 800lbs
- 5": 1000lbs
Product Details
- Fits most 1" posts
- NO THREADS, inserts directly into post
- Must remove threaded plug in SI brand post to fit
- Ideal for use when moving across different surfaces