Anyone tried these? Any good? Are they worth it? Anything that would do a better job and be a better idea?
http://static.summitracing.com/global/images/prod/large/edl-5214.jpg
http://static.summitracing.com/global/images/instructions/edl-52135214-anti-hopbarsfor64-8.pdf
http://static.summitracing.com/global/images/prod/large/edl-5214.jpg
http://static.summitracing.com/global/images/instructions/edl-52135214-anti-hopbarsfor64-8.pdf