Stud File Tests! Bergstrom Skegs, Inc.

If the steel shafts can be filed... they are not hard. Therefore, the steel will erode around the carbide allowing the carbide to break off.

With the Trail Grabbers, you must wear through the carbide to get to the steel that the carbide is silver brazed to.

Typical carbide studs		Trail Grabbers

60 degree, 80 degree or flat All points look like this after several hundred miles

ATV / Motorcycle Studs File Tests

If they can be filed... they are not hard nor durable.
That is why racers baby their machines (no pavement contact).

1 - Original Gold

2 - Lemans

3 - Kold Kutters

4 - Original Bottomline TLS
* Denotes Standard Pin

First generation Klymaxx** - Track & Tire lug stud was similar except it did not have a 5/16" hex head. It's head could also be filed.

**EMG Co. holds the trademark

5 - Klymaxx* - Track & Tire Lug Stud-2

This head was harder than the file.

*EMG Co. holds the trademark

Material Comparisons


	Weight	Dia.	Length

Trail Grabber Chips Standard Pin Original Bottomline TLS	.0006 grams .0006 grams .0002 grams	N/A .100" .070"	N/A .360" .170"

Screw Height Comparison

A lower profile generates less stress on the lugs.

Trail Grabber		Klymaxx-2* *EMG Co. holds the trademark		Original Bottomline TLS
$1.00 ea		$1.23 ea		$ .95 ea

I bought mine before the 2004 season.

I do not know when they made a product to match the Dist. Catalog photo. I checked the 2006 Dist. Catalog and it still has the same photo.

Advertised Product

This was the photo in the distributor catalog I saw when I ordered them.

Product Received

PN-PU92010

Track and tire lug stud-2

Here's The Proof!