Hey guys i have a few question on the heatsink cnc'ed backings. 1. Has anybody snapped there magura cyclinders by using these backings. 2. Is the pad white clear pad material anygood that come free with the cnc'ed backings (lock, hold ect ect...) 3. Which material is is better out of the clear white material, the red heatsink material or the green coust material Thankyou guys.