Huck Norris has expanded their offering of mountain bike tire inserts, introducing the Toast, Sandwich and Hamburger . Tailored for XC, Enduro and Downhill, respectively, these rim-protecting, puncture-preventing inserts differ in their weight and density, in accordance with the demands of each discipline. While the lighter weight Toast is composed of a single density closed-cell foam, the Sandwich and Hamburger tire inserts are dual-density, adding a bit of progression to tire-rim bottom-out scenarios and enhancing rim protection. We got the Mega Norris Sandwich tire insert in for testing; here’s how it fared on the Enduro trails of the Tweed Valley.
To the touch, the softer foam (light grey) feels about as firm as CushCore Pro, while the firmer portion (dark grey) is tangibly firmer MegaNorris Sandwich Tire Insert
Credit: Blair Kemp
There are two versions of the MegaNorris Sandwich; a 55mm (54mm actual) width option designed for 28-34mm internal width rims, and a 60mm width option designed for 33-40mm internal width rims. I opted to run the insert on the rear wheel of my Revel Rail, a 165mm travel enduro bike with 27.5″ wheels. The wheel in question was a Nukeproof Horizon V2 with 30mm internal width alloy rim.
The Mega Norris tire inserts are made of a closed-cell foam so they don’t absorb tire sealant. Sealant will of course coat the outer surface, leaving less to run freely around the inside of the tire, but I didn’t feel the need to add any more sealant than I would do for a […]