Blum Right-Handed Standard 2-Way Tandem Locking Device, Includes Up and Down, and Side-to-Side Adjustability
Rating 4.6 | 297 Reviews | Our Item Number BST51.1901R
$
2.24
$2.17/ea for 100
$3.20
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Ends Aug 05
Ends Aug 05
Adjustment Types:
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Product Info Side Adjustment: 1/16 Inch, Mount Type: Right Standard, See more product details
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Size Info
- Height Adjustment : 1/8 Inch
- Side Adjustment : 1/16 Inch
- Adjustments : Height and Side
- Key Attributes : With side-to-side adjustment
Captive right device and self-aligning left device
Self-adjusting drawer length tolerance
Steel base with synthetic, spring-loaded release levers
Minimum inside drawer width 170mm (6-11/16")
Height adjustment +3mm (1/8")
Side adjustment +/- 1.5mm (1/16")
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Manufacturer Info
- Manufacturer : Blum
- Manufacturer Part # : T51.1901 R
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Other Important Info
- Notes : One right & one left required per drawer
- Product Type : Locking Device
- Sold : Each
- Mount Type : Right Standard
- Includes : (1) Right Hand Locking Device
Manufacturer Resources
Blum Tandem Under Mount Drawer Slides 
How to install Blum Tandem Drawer Slides Standard Locking Devices- Up and down adjustment
Blum Left-Handed Standard Tandem Locking Device, Includes Up and Down Adjustability 
Blum Right-Handed Standard Tandem Locking Device, Includes Up and Down Adjustability Depth Adjustable Locking Devices- Up and down, side to side, & In and out adjustable
Blum Left-Handed 3-Way Adjustable Tandem Locking Device, Includes Up & Down, Side-To-Side, and up to 2.5mm Outward Adjustability 
Blum Right-Handed 3-Way Adjustable Tandem Locking Device, Includes Up & Down, Side-To-Side, and up to 2.5mm Outward Adjustability Narrow Drawer Locking Devices
![Narrow Tandem Locking Device, Left Hand, Minimum Inside Drawer Width 3-3/4" , Up and Down Adjustable](https://cdn-media.cabinetparts.com/primary_product.jpg?id=9272&p=sq-sm "Narrow Tandem Locking Device, Left Hand, Minimum Inside Drawer Width 3-3/4" , Up and Down Adjustable")
Narrow Tandem Locking Device, Left Hand, Minimum Inside Drawer Width 3-3/4" , Up and Down Adjustable ![Narrow Tandem Locking Device, Right Hand, Minimum Inside Drawer Width 3-3/4" , Up and Down Adjustable](https://cdn-media.cabinetparts.com/primary_product.jpg?id=9273&p=sq-sm "Narrow Tandem Locking Device, Right Hand, Minimum Inside Drawer Width 3-3/4" , Up and Down Adjustable")
Narrow Tandem Locking Device, Right Hand, Minimum Inside Drawer Width 3-3/4" , Up and Down Adjustable Accessories
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White Birch 21" Depth Drawer Box for 6" Opening Width x 4-1/2" Minimum Height, Prepared for Undermount Slides Slides, Actual Drawer Size 5-5/8" W x 3-1/2" H x 21" D ![White Birch 21" Depth Drawer Box with Scoop for 6" Opening Width x 4-1/2" Minimum Height, Prepared for Undermount Slides Slides, Actual Drawer Size 5-5/8" W x 3-1/2" H x 21" D](https://cdn-media.cabinetparts.com/primary_product.jpg?id=49980&p=sq-sm "White Birch 21" Depth Drawer Box with Scoop for 6" Opening Width x 4-1/2" Minimum Height, Prepared for Undermount Slides Slides, Actual Drawer Size 5-5/8" W x 3-1/2" H x 21" D")
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Blum Tandem 563H 21" Length Blumotion Soft-Close Undermount Full-Extension Slide for 1/2 Inch to 5/8 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating ![Blum Tandem 563H 18" Length Blumotion Soft-Close Undermount Full-Extension Slide for 1/2 Inch to 5/8 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating](https://cdn-media.cabinetparts.com/primary_product.jpg?id=9166&p=sq-sm "Blum Tandem 563H 18" Length Blumotion Soft-Close Undermount Full-Extension Slide for 1/2 Inch to 5/8 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating")
Blum Tandem 563H 18" Length Blumotion Soft-Close Undermount Full-Extension Slide for 1/2 Inch to 5/8 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating ![Blum Tandem 563F 21" Length Blumotion Soft-Close Undermount Full-Extension Slide for 5/8 to 3/4 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating](https://cdn-media.cabinetparts.com/primary_product.jpg?id=9162&p=sq-sm "Blum Tandem 563F 21" Length Blumotion Soft-Close Undermount Full-Extension Slide for 5/8 to 3/4 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating")
Blum Tandem 563F 21" Length Blumotion Soft-Close Undermount Full-Extension Slide for 5/8 to 3/4 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating ![Blum Tandem 563H 15" Length Blumotion Soft-Close Undermount Full-Extension Slide for 1/2 Inch to 5/8 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating](https://cdn-media.cabinetparts.com/primary_product.jpg?id=9165&p=sq-sm "Blum Tandem 563H 15" Length Blumotion Soft-Close Undermount Full-Extension Slide for 1/2 Inch to 5/8 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating")
Blum Tandem 563H 15" Length Blumotion Soft-Close Undermount Full-Extension Slide for 1/2 Inch to 5/8 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating ![Blum Tandem 563F 18" Length Blumotion Soft-Close Undermount Full-Extension Slide for 5/8 to 3/4 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating](https://cdn-media.cabinetparts.com/primary_product.jpg?id=9161&p=sq-sm "Blum Tandem 563F 18" Length Blumotion Soft-Close Undermount Full-Extension Slide for 5/8 to 3/4 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating")
Blum Tandem 563F 18" Length Blumotion Soft-Close Undermount Full-Extension Slide for 5/8 to 3/4 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating ![Blum Tandem 563H 12" Length Blumotion Soft-Close Undermount Full-Extension Slide for 1/2 Inch to 5/8 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating](https://cdn-media.cabinetparts.com/primary_product.jpg?id=9164&p=sq-sm "Blum Tandem 563H 12" Length Blumotion Soft-Close Undermount Full-Extension Slide for 1/2 Inch to 5/8 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating")
Blum Tandem 563H 12" Length Blumotion Soft-Close Undermount Full-Extension Slide for 1/2 Inch to 5/8 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating 
15 Inch Length Tandem 563F Undermount Full-Extension Soft-Close Drawer Slide for Drawer Side Width 5/8 to 3/4 Inch, Front Locking Clips Required, 100 lb. Load Rating ![Blum Tandem 563F 12" Length Blumotion Soft-Close Undermount Full-Extension Slide for 5/8 to 3/4 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating](https://cdn-media.cabinetparts.com/primary_product.jpg?id=9159&p=sq-sm "Blum Tandem 563F 12" Length Blumotion Soft-Close Undermount Full-Extension Slide for 5/8 to 3/4 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating")
Blum Tandem 563F 12" Length Blumotion Soft-Close Undermount Full-Extension Slide for 5/8 to 3/4 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating ![Blum Tandem 563H 9" Length Blumotion Soft-Close Undermount Full-Extension Slide for 1/2 Inch to 5/8 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating](https://cdn-media.cabinetparts.com/primary_product.jpg?id=9163&p=sq-sm "Blum Tandem 563H 9" Length Blumotion Soft-Close Undermount Full-Extension Slide for 1/2 Inch to 5/8 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating")
Blum Tandem 563H 9" Length Blumotion Soft-Close Undermount Full-Extension Slide for 1/2 Inch to 5/8 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating ![Blum Tandem 563F 9" Length Blumotion Soft-Close Undermount Full-Extension Slide for 5/8 to 3/4 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating](https://cdn-media.cabinetparts.com/primary_product.jpg?id=9158&p=sq-sm "Blum Tandem 563F 9" Length Blumotion Soft-Close Undermount Full-Extension Slide for 5/8 to 3/4 Inch Thick Drawer Sides, Front Locking Clips Required, 100 lb. Load Rating")
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Our customers say Blum products...
4.6 out of 5
based on 297 ratings
based on 297 ratings
"These reviews are from our customers who have purchased Blum products."
- 0 of 1 people found the following review helpful
1 of 5 arrived broken June 23rd, 2026
by PETER from SAN LUIS OBISPO, CA(no comment given)
- 5 of 5 Perfect May 13th, 2026
by Eleni from Gibsonia, PA(no comment given)
- 5 of 5 Fit perfect May 5th, 2026
by Brandon from Lebanon Junction, KYExactly what I needed to finish the job
- 4 of 5 That's good stuff March 20th, 2026
by kevin from Evans, GA(no comment given)
- 5 of 5 Perfect February 1st, 2026
by Frank from Amity, PA(no comment given)
Reviews about us...
- 5 of 5 | July 29th, 2026
Shipping was fast and I love the pulls! They matched with my existing knobs and gave me the look I was going for.
- 5 of 5 | July 28th, 2026
Purchase and delivery were easy and fast.
- 5 of 5 | July 28th, 2026
I realized they had sent a different part for one of my under mount latches. I called them and they sent the replacement part in just a couple of days.
- 5 of 5 | July 28th, 2026
Easy to install. They were heavier (150#) than the originals(100#) installed in 2006. Very easy to pull. Excellent. W. O. B.
- 5 of 5 | July 27th, 2026
Jonzee did a great job identifying the correct replacement hinges. The original design on the hinges is no longer available. The new replacement hinges required drilling new holes for the screws and routing out the 35MM hole to allow the hinge to open the
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