About This Made in the HOBBYSOUL Soft Sticky T8 Compound 1.9 tires with aluminum 1.9 Beadlock Wheels ( These 1.9 tires better than common rubber that is good heat resistance and good cold resistance, high wear resistance and excellent durability. Sticky Soft compound delivers maximum gripping power for loose conditions - dry and loamy, or wet and muddy and rock Crawling, Design for professional RC crawler. ) Quantity: 4pcs Soft Sticky T8 compound 1.9 Tires (With Foams) + 4pcs Aluminum 1.9 Beadlock Wheels ( Assembled ) This 1.9 Tires diameter: about 120mm (4.72inch) / Tire Width: About 43mm (1.69inch) / 1.9 Wheels hex: 12mm / Wheel Offset: -10.5mm Negative Offset 1.9 wheels / Weight: about 195g/pc (1pc beadlock wheel + 1pc tire with foam, total Weight of the 4pcs set is 780g) Fit For Traxxas TRX4 / Axial SCX10 / Redcat Gen8 and other RC 1/10 scale crawler truck ............ Remind: this 1.9 wheels can not fit Axial Capra, if want to fit Axial capra, please change longer wheel hub ( such as 15mm wheel hub to fit Axial Capra, this wheel fit the market wheel hub that use M3 screws ).