Hoop Tech 599869 SlimLine Hoop Chassis +4 Window Clamping Frames Set PINK: 7x6" 4.5x4.5" 3.5x5.5" 2x2" Brother PRS100 Persona Babylock BNAL, MB4 MB7
The adapter bracket is easily adjusted by loosening two screws on each side of the clamping chassis.