Swift Bump Spring - Flat Wire - 400-800lb Progressive 351013 There is no center horn

There is no center horn hole or horn button included

Ahead in Neck Protection

pins recommended

rear quarters and inside door panels to name a few

Swift Bump Spring - Flat Wire - 400-800lb Progressive 351013 There is no center hornOur newly developed flat wire bump spring features zero side shearing upon full compression, and is optimized for an even greater amount of shock travel (compared to round wire springs). Swift Springs manufactures springs with differing rates for a variety of circle track racing applications. With options for both dirt and asphalt tracks, Swift has a wide range of coil spring formats, including coil over, dual rate, bump springs, and more. Swift