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Box Springs & Bed Bases

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King

14 of 16 results

Hollywood Enforce Platform Frame

Hollywood Enforce Platform Frame

King

1 Color | 6 Sizes

Free Shipping by Jun 17 - Jun 19

Best Seller

Tempur-Pedic TEMPUR-Ergo® 3.0 Adjustable Base

Tempur-Pedic TEMPUR-Ergo® 3.0 Adjustable Base

King

6 Sizes

Get it by Jun 14

Best Seller

Sleepy's Signature Adjustable Base

Sleepy's Signature Adjustable Base

King

7 Sizes

Save $299 with qualifying mattress purchase. Code: ELEVATE

Get it by Jun 14

Hollywood Plateau Platform Frame

Hollywood Plateau Platform Frame

King

1 Color | 6 Sizes

Free Shipping by Jun 17 - Jun 19

Best Seller

Tempur-Pedic TEMPUR-Ergo® ProSmart Adjustable Base

Tempur-Pedic TEMPUR-Ergo® ProSmart Adjustable Base

King

5 Sizes

Calm app 3-month free trial with mattress purchase & registration

Get it by Jun 14

Two people lying in bed with text asking if snoring is keeping you awake and promoting an upgrade to an adjustable base for quieter nights.

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Only at Mattress Firm

Sleepy's Foldable Bunkie Board Foundation

Sleepy's Foldable Bunkie Board Foundation

King

6 Sizes

Get it by Jun 16 - Jun 19

Best Seller

Tempur-Pedic TEMPUR-Ergo® Smart Adjustable Base

Tempur-Pedic TEMPUR-Ergo® Smart Adjustable Base

King

6 Sizes

Calm app 3-month free trial with mattress purchase & registration

Get it by Jun 14

Best Seller

Sleepy's Elite Adjustable Base

Sleepy's Elite Adjustable Base

King

1 Color | 7 Sizes

Save $299 with qualifying mattress purchase. Code: ELEVATE

Get it by Jun 14

Best Seller

Sleepy's Deluxe Adjustable Base

Sleepy's Deluxe Adjustable Base

King

7 Sizes

Save $299 with qualifying mattress purchase. Code: ELEVATE

Get it by Jun 14

Only at Mattress Firm

Tulo Basic Raised Metal Platform Frame

Tulo Basic Raised Metal Platform Frame

King

5 Sizes

Free Shipping by Jun 17 - Jun 19

Only at Mattress Firm

Sleepy's Basic Adjustable Base

Sleepy's Basic Adjustable Base

King

7 Sizes

FREE with select mattress purchase³.

Get it by Jun 14

Only at Mattress Firm

Mattress Firm 900 Adjustable Base

Mattress Firm 900 Adjustable Base

King

5 Sizes

Get it by 6+ weeks

Best Seller

Sleepy's Signature Platform Frame

Sleepy's Signature Platform Frame

King

6 Sizes

Get it by Jun 16 - Jun 19

Best Seller

Sleepy's Deluxe Platform Frame

Sleepy's Deluxe Platform Frame

King

6 Sizes

Get it by Jun 16 - Jun 19

Shop for | Mattress Firm