Are there cases for specific smartphone models like the COBI.Bike/SmartphoneHub?

With the SmartphoneGrip, there are no cases for specific smartphone models.

The SmartphoneGrip is compatible with most smartphones including case* (length from 4.84 to 6.89 inches (123 to 175 mm), width from 2.64 to 2.67 inches (67 to 68 mm), height from 0.27 to 0.51 inches (6.8 to 13 mm), total weight maximum 9.7 oz (276 g)).

*Smartphones with flip and wallet cases must not be used.