LARGE BASE + LARGE BRAKE FRONT CAP + LARGE FRONT BRAKE + STD BARREL END CAP + STD THREAD ADAPTOR BBG - NF#2 - O34SUGESTED CALIBERSelectADDED LENGTH (mm):286OVERALL LENGTH (mm):304DIAMETER (mm):50WEIGHT (g):659COMPONENTS SelectTHREADM12 X 1 M13 X 1 M14 X 1 M16 X 1 M18 X 1 & IMPERIAL