Alloy spider supports rotor surface, increasing rigidity and reducing weight. Average weight for 160 mm rotor with lockring is 153 grams. We suggest only trying shoes on carpet so no marks will be applied to the shoes.
Shimano SLX SM-RT64 180mm Centre-Lock Disc Rotor MTB Alloy Spider Support A
Shimano SM-RT64 Disc Brake Rotor 203mm Centre Lock Deore MTB Bike Genuine
Shimano SM-RT64 Deore Centre-Lock MTB Bike Disc Rotor 160mm No Ring SH-585-U5
Shimano SLX FH-M7110 SLX 12-speed freehub, Centre Lock disc mount, 32H, 12x148mm axle, Black
Shimano SM-RT64 Disc Brake Rotor 160/180/203mm Center Lock Deore MTB Bike Rotors
Shimano SLX CN-M7100 SLX chain with quick link, 12-speed, 126L,Silver