THIS IS A VINTAGE OLD SCHOOL CHROME STEEL MADE VERY STRONG SEAT POST CLAMP THAT WILL FIT TO MOST BIKES LIKE SCHWINN, HUFFY, MURRAY, SEARS AND MANY OTHERS. COME COMPLETE WITH NUT AND BOLT, WILL ADJUST TO MOST COMMON SIZE FRAMES OF MOST BIKES. IT IS 1" SEAT POST CLAMP THAT WILL ADJUST TO MANY BIKES. I BELIEVE THIS IS FROM THE 80S, THIS IS NOT A REPOP. IT COMES WITH THE 6 DASH BOLT AND BOLT NUT IN THE PICTURES. THE ITEM IS IN GREAT SHAPE.