Magnador Nut & Bolt Locking Knob Set

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  • Replaces the existing locking knobs on your pet door frame
  • Pet door replacement parts available in black only
  • Sets are specific to pet door size: small or medium and large
  • Locking nuts do not included the outside frame replacements

The Magnador stainless steel nut and bolt set fasteners serve to replace the old or damaged locking bolt nut knobs on your Magnador pet door. Magnador dog door replacement parts such as the nylon lock nuts or the hex cap screw assortment, only work for Magnador doors and are not usable for other pet door brands. The hex nut and hex bolt sets are specific to the size of your pet door, so make sure you select the correct size for the screw nut and bolt assortment kit. This nut and bolt kit is only available in black. Choose between small/medium and large nut assortments. 

For more doggy door replacement parts see Magnador replacement flaps and parts.

Size Chart

Flap SizeFlap DimensionRough Cut OutOutside Frame Dimension
Small6" w x 8" h6 5⁄8" w x 9 5⁄16" h7 7⁄8" w x 10 1⁄2" h
Medium11" w x 13" h11 7⁄16" w x 14" h13" w x 15 5⁄8" h
Large13" w x 19 3⁄4" h14 1⁄2" w x 22 7⁄16" h16 7⁄8" w x 23 3⁄4" h

Additional Information



Flap Colors


Installation Instructions

Step 1: Unscrew and remove the old knobs.

Step 2: Line up the new knobs with with holes on the bottom of the flap.

Step 3: Screws in the new knobs.


Do I need tools to install the Magnador nut & bolt set?

No, you do not need tools to install the black oxide lock nuts in your Magnador pet door. You screw the nut and lock washer assortment kit in with your hands.


Lakeside Products warrants to the original purchaser this product to be free of defects in materials and workmanship for a period of one year from the date of purchase (proof of purchase required).

Specific exclusions from this warranty include damage caused by accident, improper installation or abuse, including damage caused by pets.

Lakeside Product’s maximum liability on any claim shall be no greater than the original purchase price of the product. Under no circumstances shall Lakeside Products be responsible for consequential damage resulting from the use or misuse of this product.

For warranty claims, please return defective product or part, including PROOF of PURCHASE DATE, freight prepaid, to Lakeside Products for repair or replacement.

Purchaser is responsible for return shipping and handling charges.

This warranty is the only warranty made by Lakeside Products and replaces any and all previous warranties.

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