I used this to model a small prototype of a DIY roller system that I wanted to attach to my garage ceiling. serious rigorous testing or whatever but I can tell you they were pretty smooth and fitted very well to the end of the metal rod I bought.
FKG 99502HNR Bearing Width Pre Lubricated
5 Review
Bearing 608- ZZ1MC3E (8x22x7) NSK//80018
4 Review
π Wheels Manufacturing Ball Retainer Bag: Convenient Storage and Protection for Your Ball Retainers
6 Review
Linear Clamping Support Bearing by Sydien
Stens 285 556 Caster Yoke
3 Review
Muffler Deflector 18331 ZE3 810 For HONDA
Experience Ultimate Comfort with Happybuy Electric Recliner Massage Actuator
Happybuy Actuator Mounting Brackets - Enhanced Load-Bearing Capacity