This is a sale for used usable, reclaimed parts from a cased 1960's Singer Slant Needle 500A "Rocketeer" Sewing Machine.  Some parts may fit other models but I don't know which ones. The items have not been cleaned or serviced being sold as found. Some basic cleaning, work, lubrication or adjustment may be needed depending on the part. Plenty of photos to better judge finish condition, with more info on this sale below.

This sale is for:  2 knobs off the machine with the collar set screws and spring. All in good strong used usable condition showing some finish loss/nicks and other use age finish marks and wear. 

Addt'l Info: This is a used/usable Antique Vintage item in as shown/found condition. As with all items of this nature some cleaning / work may be needed. Beyond what is noted there may be additional use age finish marks and wear.

Shipping Info: We guarantee all items 100% to arrive as purchase. We will combine flat rate as much as will safely fit.