These are the HPI 1.9 Rover Competition Rock Crawler Tires. Due to their great flexibility, tall profile and unique inner foam characteristics, these tires are taking the crawling community by storm. Extensively tested in real competition, the more these tires are run, the better they perform on all types of rocks, granite and sandstone surfaces, even in wet conditions, they will excel! The inner foam requires no cutting or trimming of any kind to perfectly fit on any crawler 1.9" beadlock wheels. Put two or three air holes in the wheels or tires to allow the tires to flex properly and experience the stickiness and grip of the Rover!

Specifications: Inner Diameter:1.9"
Foam Insert: Open Cell

Includes: (2) 1.9" Rover Competition Rock Crawler Tires with foam inserts