Sparedrum SN-SQ-20B - SWIVEL NUT 20MM SQUARE HEAD - BRASS (X4)
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What you need to know
What you need to know
- Spare part ideal for restoring a lug and regaining reliable tuning
- Square head designed to limit rotation and facilitate holding during assembly
- Brass for good wear resistance and proper durability over time
- Set of 4 pieces convenient for replacing multiple inserts on the same drum shell
Manufacturer Information
Sparedrum
https://www.sparedrum.com
info@sparedrum.com
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Safety manager:
VBV International
Email: info@vbvinternational.com
Address:
Historical Context and Positioning in the Range
This type of insert, often called a "lug sleeve," is one of the essential consumables in drum hardware. It falls into the category of standardized parts intended for maintenance, repairs, and restorations when a threading is worn or an original insert is missing in a lug.
Who This Drum/Instrument Is For
Intended for drummers, technicians, and repair workshops looking for a simple solution to restore an acoustic drum. Particularly useful for rehearsal, touring, or studio instruments, wherever tuning reliability takes precedence over cosmetics.
Features and Innovations
The square head provides better control during assembly by reducing the risk of rotation inside the lug, helping to maintain more consistent tension. Brass offers a good balance between strength and threading precision, allowing smooth screwing of tension rods and easier maintenance.
Sound Characteristics
Although not a "sound" element per se, a well-maintained insert directly contributes to the tension stability of the drumheads. The result: tuning that holds better, more even response between tension rods, and more coherent dynamics, especially on accented strokes.
Technical specifications
| Tension rod threading | Standard #12-24 | Type | insert / lug sleeve with square head for lug |
| Diameter | approximately 7/32" | Quantity | set of 4 pieces |
| Material | brass | ||
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Questions frequently asked
What thread size is compatible with these tension rods?
The internal thread is standard #12-24, designed for drum tension rods compatible with this reference.
Is the Sparedrum SN-SQ-20B lug sold individually?
The packaging includes 4 brass inserts. This quantity allows replacing several lugs within the same shell or on different hardware points.
What is the diameter of these shell inserts?
The stated diameter is approximately 7/32. Mechanical compatibility therefore depends on the dimensions of the shell and its existing fittings.
Why choose a square-head lug for a drum?
The square head limits the rotation of the insert during mounting in the shell. This helps maintain a more consistent tension when tightening the rods.
Does brass improve tuning stability?
Thanks to the brass threading, screwing the tension rods is smooth and maintenance is easier. A well-maintained insert contributes to more stable drumhead tension, especially during heavy playing. The response between rods thus gains in consistency.
