I ordered a 160mm Disc Brake Rotor with 6 Bolts Stainless Steel Bicycle Rotors Fit for Road Bike, Mountain Bike, MTB, BMX ( Stainless Steel, 2pcs), MOHEGIA Shimano Bike Rear Derailleur RD-TY200 6/7 Speed Direct Mount for Mountain Bicycle and ZUKKA 7-Speed Freewheel MF-TZ500-7,14-28 T Multiple...