Displacement: 4

electronics

nickel plated brass swivel balls for smooth operation

Powerful- Extra strong steel gears and upgrade structure

were produced but the first versions were called "Razorback" because of their sharp edge dorsal fin

Power Hobby - B4 aluminum 1.9 Beadlock Wheels 9mm Hubs, Pink, for 1/10 Rock Crawler, 4pcs Battery Charger Lipo Charging Bags Displacement: 4Includes: 4 Wheels with hardware Notes: 6mm Hubs are available (PHB5046) 9mm Hubs are available (PHB5047) 12mm Hubs are available (PHB5048) 15mm Hubs are available (PHB5049) Brass Rings are available (PHB5054)Features: CNC machined Aluminum wheels Anodized Pink 9mm wheel hubs Included Scale hardware 2x6mm 12mm Hex Aluminum Rings Specifications: OD: 56. 5mm Width: 27mm Center Hole OD: 6. 1mm Negative Offset: 2mm