Lot of 3 Metal Cylinders

This is a lot of three metal cylinders. They appear to be some sort of mechanical components, possibly bearings or roller guides. Each cylinder is roughly 2 inches long and about 0.75 inches in diameter. They're each individually wrapped in clear plastic. PS:This is the final sale. (No exchanges or returns)100% brand new product. Excellent price. No bargaining accepted. First come, first served．