CMS Performance GTS Roll Bar for BMW F82 M4 (2015-2020)

CMS Performance Bolt In Roll Bar For BMW F82 M4 This Roll Bar Fits the Following Cars: BMW M4 F82 2015-2020 Carbon Roof BMW M4 Competition 2016-2020 Carbon Roof The Strongest and Safest Roll Bar for the BMW F82 M4 The CMS Performance Roll Bar is the strongest, safest, most beautifully constructed bolt-in roll bar on the market for the BMW M4 and M4 Competition. Engineered with a premium on safety and structural rigidity, the exceptional design integrates perfectly with the M4's luxury/sport interior. CMS uses only advanced Docol R8 Advanced High-Strength Steel tubing throughout each roll bar, giving you unequalled tensile strength and occupant protection. Docol R8 is 15% stronger than 4130 CrMo steel and 30% stronger than mild (DOM) steel used in other bolt-in roll bars. It is superior in every way: resistance to deformation, weld strength, and energy dissipation. Our one-piece main hoop with fully-integrated X-bracing and harness bar bolts directly to the chassis, forming the back