Staff Answer
Mar 11, 2026 - 10:07 AM
The runner length is 21-9/16". Drawer box length must be 21".
What is the actual length of the 21" slide? [1 - test product ] Blum 21" TANDEM plus BLUMOTION 563H Soft-Close Undermount Drawer Slide for 1/2" - 5/8" Drawer Side Blum 563H5330B
I have blumotion slides that are 21&1/2" long. The ones I just ordered are 22" and causing me problems.
Question ID: 78226 Status:
Open Mar 11, 2026 - 10:07 AM
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[1 - test product ] Blum 21" TANDEM plus BLUMOTION 563H Soft-Close Undermount Drawer Slide for 1/2" - 5/8" Drawer Side Blum 563H5330B
Blum TANDEM Undermount drawer slides allow you to build solutions to help you get the most out of your space. Made in the U.S., TANDEM slides are versatile, allowing for solutions for wide drawers, deep drawers, pantry and custom corner applications. And because TANDEM slides are concealed under you...
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