Mechanism appears to work as it should. Unable to test fully since its missing the cartridge. Sold as is for parts or repair. *** Send us an offer, we respond to them very fast! *** All of our items have been tested (if applicable), and are in working condition unless stated otherwise. The main items on the pictures are the exact items you will be receiving. In the case of a listing with a stock quantity, they will be in very similar condition. We strive to fully satisfy all of our customers. If an item were to arrive Defective on Arrival (DOA), we will issue a full refund of the item unless the item was sold in As is condition. Once a purchase is completed, the item will be shipped within 2 business days. Customer service is our top priority: We work hard to ensure every buyer is satisfied with their purchase. Our reputation is the most valuable thing to us. Please do not leave negative feedback, contact us directly should you have any issues with your purchase and we will make it right! :) As it is against eBay policy to ship to a different address than the one associated to your eBay account, please ensure your shipping details are up to date before confirming a purchase. Thank you for choosing us, we are a small family-run online store and your business means the world to us :) Feel free to contact us if you have any questions about an item prior to purchase and we will get back to you within 1 or 2 waking hours.