GBS 45/20

Obejma GBS 45mm/20mm W1 >44-47

GBS 49/20

Obejma GBS 49mm/20mm W1 >48-51

GBS 53/20

Obejma GBS 53mm/20mm W1 >52-55

GBS 57/20

Obejma GBS 57mm/20mm W1 >56-59

GBS 66/20

Obejma GBS 66mm/20mm W1 >64-67