VEVOR Handrails for Outdoor Steps, 1-2 Step Stair Hand Rail Kit, Transitional Carbon Steel Railings with Installation Kit, Stair Rails for Seniors, Concrete Steps & Porch & Deck, Black Retro Arch

M5*40 expansion bolts and screws are used when installing handrails on concrete surfaces.

No, we can not.

The product description states it can be installed on concrete, wood, tile, or marble surfaces, but does not specify uneven surfaces. Customers mostly discuss the quality and installation process.

The product description states it can be installed on concrete, wood, tile, marble and other solid surfaces, but does not specify whether it works for uneven surfaces. Customers generally install it without issues, though some mention it is sturdy once installed.

Yes, the handrail's angle is adjustable from 14 to 50 degrees to provide a comfortable and secure grip for users.

The product description states it can be installed on concrete, wood, tile, or marble surfaces.

The product description states it is designed for outdoor staircases and can be installed on concrete, wood, tile, marble, and other solid surfaces.