OPTA_70x50_69h

OPTA_70x50_76h

OPTA_70x50_90h

OPTA_70x50_110h

OPTA_70x52 trapezoid with radius cutout_69h

OPTA_70x52 trapezoid with radius cutout_76h

OPTA_70x52 trapezoid with radius cutout_90h

OPTA_70x52 trapezoid with radius cutout_110h