Extra Fine Tinned Braid Roll 1m. Dimensions: 3.5mm Width x 0.25mm Thickness

Scaleauto SC-1630b Extra-Fine Tinned Braid: Precise Electrical Contact for 1/32 Slot Cars

Braids are one of those components that make the difference between a car that transmits power faithfully and one that fails at critical moments. This Scaleauto reference — the SC-1630b — is an extra-fine tinned braid, supplied in a 1-metre roll, with very specific measurements: 3.5 mm wide and 0.25 mm thick.

Function and Performance

Braids are the electrical bridge between the track rail and the car's motor. Their quality directly determines the smoothness of the response to the controller, the stability of the current, and consequently, the performance on the track. A profile as thin as that of the SC-1630b — 0.25 mm thick — allows for a more precise fit in the guide and reduces mechanical resistance during turns, something particularly appreciated in competition setups.

The tinned finish improves electrical conductivity and protects the material against oxidation, prolonging the lifespan of the braid even with intensive use.

Technical Specifications

• Brand: Scaleauto
• Reference: SC-1630b
• Roll Length: 1 metre
• Width: 3.5 mm
• Thickness: 0.25 mm
• Finish: Tinned
• Scale: 1/32

Installation and Preparation

As it is a 1-metre roll, you can cut the exact length you need for each car, without waste. The flexibility of such a fine braid makes it easy to adapt to different guides and chassis configurations. For the best results, ensure that the contact surface of the guide is clean before installation, and if you are using solder, apply the minimum amount of tin necessary to avoid unnecessarily stiffening the braid.

Common Mistakes

• Cutting too much or too little: measure carefully before cutting; a braid that is too short will be tense, and one that is too long will cause unnecessary friction.
• Not cleaning the rails before running: accumulated dirt on the rail prematurely deteriorates the braid and causes intermittent contact failures.
• Over-tightening with the guide: excessive pressure can deform such a fine braid; check that the fit is firm but not rigid.

Frequently Asked Questions

What scale are these braids designed for?

They are designed for 1/32 scale slot cars, which is the most widespread competitive and recreational scale in the market.

What advantage does the tinned finish have over other finishes?

Tin improves the electrical conductivity of the braid and protects it from oxidation, resulting in cleaner and longer-lasting contact, especially with frequent use.

Why is the thickness of 0.25 mm relevant?

A thickness this reduced allows for a finer fit within the guide, reducing mechanical resistance and favouring a more direct response to the controller. It is a highly valued option in competition-oriented setups.

How many braids can I obtain from a 1-metre roll?

It depends on the car and the type of installation, but with 1 metre of braid, you can prepare several complete replacements or have spare material for multiple running sessions.

Is it compatible with guides from other brands?

The width of 3.5 mm is a common format in the 1/32 segment. However, we recommend checking the dimensions of your specific car's guide before installation, as each manufacturer may have slightly different tolerances.

Can I solder this braid?

Yes. The tinned finish facilitates soldering. Apply the minimum amount of tin necessary to maintain the characteristic flexibility of the braid.

The Scaleauto SC-1630b is an extra-fine tinned braid for 1/32 slot cars, measuring 3.5 mm wide and 0.25 mm thick, supplied in a 1-metre roll. Its tinned finish ensures low electrical resistance and long-lasting performance on the track — an essential spare part for any slot car enthusiast or competitive racer looking for reliable pick-up contact and consistent power delivery.