1,OEM Available 2,Full range of type. 3,H55,H62,H72,H84,H90,H109-1,H109-2,H109-3 4,Long life time 1,Measurement2,Our company and factory3, We have pass the Alibaba Supplier Assessment by TUV,the report for you refer: http://hzsaiwei.preview.alibaba.com/company_profile/trustpass_profile.html?certification_type=intl_assessment Leg Brackets