Check the listing for details. SAGINAW 3 & 4 SPEED SYNCRONIZER KEY & SPRING KIT WT301-K. Condition: New. Listed at 10.95 USD. New Saginaw synchronizer key & spring kit. Includes 2 springs and 3 keys. Part # WT301-K. This is for 1 kit only, if you need 2 kits you will have to purchase 2 kits. We carry one of the largest selections of 3 speed OD, 4 speed new and rebuilt Muncie , T-10 and AMC T-10 manual transmissions and new and used parts on the West Coast. Call 360-735-0753 or email if you have any questions or we can help you out in any way. International Buyers – Please Note:If you want quicker shipping you must request and exprees shipping quote. Will need city country and postal code International shipping usps 1st class mail takes anywhere from 2 weeks to 2 months, due to coid restrictions. Sometimes items get hung up in customs. If you would like quicker shipping, you must request an express shipping quote.