0h6k3x7djke2bhtgtfv6h_source.mp4 Apr 2026

Use the pre-drilled hole on the top panel (A panel) to screw the strap in.

Based on the provided video, . Attach the Back Panel : Ensure the back panel is securely attached before proceeding, as it is critical for the unit's structural stability. Position the Shelf Holders : Stand the unit upright. Grab the four shelf holders (pins).

: Useful for tapping in the back panel nails or shelf pins. 0h6k3x7djke2bhtgtfv6h_source.mp4

Secure the other end of the strap to a wall stud to prevent the unit from tipping over.

Slide the washer over the screw, then through one end of the safety strap. Use the pre-drilled hole on the top panel

Slide them onto the holders with the . Install the Safety Strap :

While most Mainstays units include basic hardware, having these on hand will make the process easier: : For the main structural screws. Position the Shelf Holders : Stand the unit upright

For more visual assistance, you can watch the Mainstays 3-Shelf Bookcase Guided Assembly or the Mainstays 5-Shelf Bookcase Guided Assembly for similar construction methods. Mainstays 3-Shelf Bookcase Guided Assembly