This listing is for one replacement Alamo / Servis Rhino brand gearbox dipstick code 00777883. 18mm Thread, 6.87" long from bottom of plug heat to tip of stick. We sell many mower parts at very competitive pricing. If you don't see the parts you need listed please contact us we would love to earn your business. We are listing new items frequently so please check our store often. Part Number:00777883 We stock a wide variety of replacement parts for Agricultural Equipment please contact us if you have any questions or if you would like more information.