This listing is for (6) window regulator arm rollers which is enough to do both sets of doors and is enough to replace all of the window crank regulator arm rollers. The 1969 GM "A" bodied cars are a loner when it comes to door windows and 1 year only with the window setup. This hardware kit does fit GM A body cars from 1969 such as GTO, Chevelle, El Camino, 442, Cutlass, Skylark, GS and may also fit other GM passenger cars and trucks but be sure to match up your original hardware with the one in this listing. You will get 6 rollers total. The following 2 of the rollers attach to the rivet arm and measure with the hole in the center ID is .425" on one end and .325" on the other. The outside diameter measures .670" overall on the outside of the roller and the shoulder part in the center of the roller outside diameter measures .390". The overall width of the roller is from end to end is .400". The width of the shoulder is .225" and the width of the roller at the very end of the roller where it makes contact to the rail measures .170". With the 2 rollers above the rivets measures .650 from end to end and the outside diameter measures .295" at the large shoulder and .195" at the small shoulder. The washer part of the rivet measures .395" in diameter. The larger 4 rollers has the attached rivet stud that swivels for angle direction to fit regulator arm and rails as you roll the window up or down. These 4 rollers attach to the other two regulator arms and go into the track that is attached to the bottom of the window itself The stud shaft size is .195 at the smallest point. The outside diameter of the roller measures .935" (15/16"). The overall width of the roller is .425" at its widest point. The width of the roller that works in the track is .310" (5/16").This kit includes everything that you see in the pictures. You will get exactly what is pictured. This hardware kit is a must for a proper restoration. If you need just the roller or a different style of roller or other hardware for your car please see my other listings or visit my store as I have more like this that are different sizes and styles. You will get exactly what is pictured. Do not go off of the compatibility chart as it may not be correct. Please look at the photos and be sure that the door hardware kit you need looks like and measures like the ones listed. The original rollers are always very brittle, and often broken or lost when removed. Now you can get your vehicle back to original showroom standards with this new roller. I am a seller of the products I use. This is the same window hardware that I use on my award winning concourse restorations here at Midwest Muscle Car Specialties so buy with confidence. My parts are shipped fast and are not back ordered like others. If you see it on Ebay for sale than I have it in stock and ready to ship. No back orders or long wait times to receive your order here. If multiple purchases are made I will combine items to save shipping costs. I ship worldwide.