Dual-stage foam inserts for 1.9x4.75" (120mm tall) RC Crawler tires. They are medium inner closed cell foams and soft outer open cell foam.
Soft outer foam provides traction for the tire to sink into the surface for more grip. A medium inner closed cell helps sidehill performance for lighter vehicles.
Specification:
Outer Firmness: Soft
Inner Firmness: Medium
Size:
Open foam: 118.5mm x 46.5mm
Closed foam: 85.5mm x 36.5mm
Includes:
2x Outer Soft Cell Foams
2x Closed Medium Inner Cell Foams
Product total weight: 60.00 grams
Package size: 13.00 x 26.00 x 5.00cm
Factory description: Boom Racing 1.9 Dual Stage Open (Soft) / Closed (Medium) Cell Foam Insert for 4.75in (120mm) RC Crawler Tires (2)