What's the difference between this and the Foot Activated rack

Known brands with M6 Bosses on the front of the frame:

Front Hub: 36H 3/8” Axle

Multi Angle Adjustment

Seat: Odyssey Monogram

SRAM XX T-Type Chainring - 34t TQ Ebike Direct Mount Silver racerback tank top What's the difference between thisDesigned specifically for use e mtb drive systems SRAMs XX T Type direct mount rings offer light weight with optimal retention performance needed for e mtb. Steel and Aluminum construction Tooth Count 34 Round or Oval Round Drivetrain Speeds 12 Chainring BCD Direct Mount Material Aluminum Color Silver Designed for ebike Yes Defined Color Silver Motor Type TQ Ebike