Stainless Steel 5mm Deep U Groove Ball Bearings Pack of 2, Pulley Bearing Wheel Rail Ball Bearings Wheel

The bearings seem to be of good quality and should work well for our intended purposes.

Work just as expected and timely delivery!

Its not actually a deep V. Its more comparable to a u groove.

Good size but are u groove not v groove like advertised

Used these on the mast of a sailboat. Perfect fit. It helped that the dimensions were clearly shown in a photo. Bearings rotate smoothly.