New bi injected body the new body of the ko classic 2 is the combination of a dual material injection one to provide a specific colour for the body and another for the support surface new supporting surface the new large and dimpled support surface ensures excellent stability for the foot on the pedal and comfortable pedalling weight 139 g the ko classic 2 is very light for a pedal in its class adjustable resistance 8 12 the adjustable range for the spring tension between 8 and 12 allows