Features:

• Fits PB9011 Rock Beast XL 1.9 Tire
• Quality Foam
• Affordable
• Durable
• Fits Pit Bull RC tires perfectly - so now you have replacement options directly from Pit Bull R/C
• Available in three densities  - Stiffy: FMF = FOAM FIRM, Leaner: FMM = FOAM MEDIUM, Limp: FMS = FOAM SOFT
• Fits other brands as well - insert measures 115x47.6x37.4mm