PPSU equal and reducing couplings as below:

Size: 16 x 16 mm 

Size: 20 x 20 mm

Size: 25 x 25 mm

Size: 32 x 32 mm

Size: 40 x 40 mm

Size: 20 x 16 mm

Size: 25 x 16 mm

Size: 25 x 20 mm

Size: 32 x 20 mm

Size: 32 x 25 mm

Size: 40 x 25 mm

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