The A pillar kick panel and windlace retainers weld in at the A pillar and provide a mounting point for the kick panels and someplace to attach the windlace. Danchuk # 12270 will work on any 1955-1957 classic Chevy. Measures 28'' x 1'' x 6-1/2''. Made in the USA. Sold as a pair. Additional Oversize fees apply, amount will display in cart. This item does not qualify for FREE shipping.