1.High quality materials:1.9 Crawler tires are made of soft rubber, plastic and foam inserts. And due to the use of environmentally friendly and sturdy materials, these 1.9 tires are more practical and durable. Built in foam insert, with strong shock absorption and excellent wear resistance, 1/10 scale rc tires can effectively alleviate the vibration caused by uneven road surface. 2.size:1.9 crawler tires outer diameter height: 108 millimeters (4.25 inches), width: 40 millimeters (1.57 inches). Please check the size information of the RC crawler tires before purchasing. 3.Applicable models:1.9 crawler tires are suitable for most 1:10 ratio remotecontrolled tracked vehicles, such as TRX4 D90 D110 TF Tiangong CC01 axial SCX10 90047 SCX10 III AXI03007 Redcat Gen8. The upgraded parts of the 1/10 RC crawler tires enhance the overall performance of the remotecontrolled car and give it a significant proportion of its appearance. 4.Applicable roads:The special tread and deep grooves of the 1.9 crawler tires provide incredible traction in areas such as grass, mud, mud, desert, snow, sand, loose materials, etc. Especially outstanding in rock scenes! This 1/10 RC tire is your choice.