OEM Genuine Echo Shindaiwa Purge Bulb Part № 12318140630 Model: T242 SRM-260 SRM-261 SHC-260 T282 SRM-400 SRM-311 SRM-310 SRM-280 SRM-3000 More information see below If you have any questions about this item or model, serial number, please ask question to us @@We strive to provide the best service. We value our customers. Also we will send you an ebooks within 48 hours after the purchase. First еbook - Professional Lawn Care For Your Home…By You and Second ebook - Mowing and Trimming Safety.