These were very rare even in 1989. Have a high end 4130 pro XXL oldschool bmx that no one has...... For sale....very rare bmx history from the founder of BOSS USA......1 nos oldschool 1989 Boss / L&S pro xxl 20" bmx race frame fork. Stunning Chrome...never built or used in anyway. Perfect original decals. I have many nos Boss USA oakland, CA or BOSS racing livermore, CA, frames and product as well.... Just ask.