The RV Cabinet Drawer Slide Socket Set - C-Shape - 2-3/8" Deep # 37270735 don't have a weight rating as they are meant to be used for standard cabinet drawer applications - so nothing heavy duty.
Usually when someone is asking about a weight capacity it's because they are needing to carry something fairly heavy. If this is you then you might consider installing something like the MORryde RV Generator Slide Out Tray part # MR49RR for a 22-3/4" x 16-1/4" tray or part # MR69RR for a 15-3/4"... view full answer...