Eclat have just released their new Onyx Cranks. The arms are made from tubular heat-treated 4130 CRMO and they are our strongest yet! The axles are 22 mm CRMO ultra hollow, the cranks feature a new CRMO bolt with spline for a better grasp and hold and they feature the invest cast pedal and spindle boss which helps to eliminate any problems with welding in stressful areas. For the full down low head over to here.