Echo 8 Tooth Weed Blade 20mm Arbor Part Number: 69600120331 For Echo Trimmer Models: SRM -210 SRM210i SRM-210SB SRM210U SRM-225 SRM-230 SRM-230S SRM-230U SRM-400U SRM-410U SRM-260 SRM-260S SRM-260U SRM-261T SRM-340 SRM-400 SRM-265 SRM-265S SRM-265T SRM-265U SRM-311U SRM-311S SRM-280 SRM-280S SRM-280T SRM-280U SRM-280U SRM-311