This Is A Rear Rotor For Trailmaster MB200 And Hurricane Mini Bikes. ( Makes A great Universal Rotor As Well)

• 7 1/4 Inch Diameter
• 4 holes 3/8"
• 3.150" Bolt Circle
• 4 1/25 Bore Size

180 mm Rear Brake Rotor Fits Baja, Doodle Bug, DB30, Motovox. And Monster Moto

High Quality 8" Brake Drum Rotor. Great for 1 Inch Live Axles. Is Also compatible with the Yerf-Dog Spiderbox GX150 Go-Kart. Works great with Sprocket / Brake Hub with 3-1/8" Bolt Pattern

• (4) 5/16" bolt holes on a 3-1/8" bolt circle
  
• .16" Thick

6" Front Brake Disc For The Trailmaster Hurricane 200X Mini Bike. Can Be Used With The Mega 212 8" Front Rim.

Azusa “Posi Stop” Mechanical Disc Brake Disc Only, 6" OD, 1" Bore, 1/8" Thick

• 1" Axle Bore With 1/4" Keyway
• Dual Pads of Bonded Lining
• Self Aligning to Disc
• 5/16" Arm Hole