Nitro Mousse - 80/100-21 & 90/90-21 (Smaller Crown) FC 350 Bulldog Stainless Spoke set (SM

Bulldog Stainless Spoke set (SM Pro Hub) - Front Yamaha SP185 - (36) 21” - YZ 250 (2007-On)

Bulldog Stainless Spoke set (SM Pro Hub) - Front KTM SP157 - (36) 21” - SX 250 (2003 - On)

Bulldog Stainless Spoke set (SM Pro Hub) - Front GasGas SP157 - (36) 21” - EC 300 (2021-On)

Bulldog Stainless Spoke set (OEM Hub) - Front GasGas - (36) 19” - EC 350F (2020-On)

Bulldog Stainless Spoke set (OEM Hub) - Rear KTM - (36) 17” - EXC 250 (2000 - On) - Supermoto

Nitro Mousse - 80/100-21 & 90/90-21 (Smaller Crown) FC 350 Bulldog Stainless Spoke set (SMEXPLAINATION: A Mousse (mousse is French for foam), simply put is just a solid foam inner tube. They were originally introduced to the off road motorcycle market in 1984 by the French tire company Michelin. There are several companies over the years that have created different formulations of a mousse, however the composition and nature of the foam can have a huge impact on performance and longevity, so not all mousses are equal. PROS AND CONS: In