50-507, Active Line, TwinSkin, rubber compound SBC, puncture protection K-Guard, 50 TPI, 70 PSI, 770 g

54-507, Active Line, rubber compound SBC, K-Guard puncture protection, Black, max load 100 kg, 55 PSI, 50 TPI, 590 g

54-559, puncture protection K-Guard, rubber compound Basic Compound, 650 g, 55 PSI, 50 TPI

54-559, Active Line, rubber compound SBC, K-Guard puncture protection, Black, max load 100 kg, 55 PSI, 50 TPI, 660 g

57-559, puncture protection K-Guard, rubber compound Basic Compound, 720 g, 55 PSI, 50 TPI, white wall

60-559, K-Guard, Schwalbe Basic Compound, 745 g, 50 TPI