ECHO's patented revolutionary Speed-Feed® trimmer head. Take the hassle out of refilling your trimmer head by using the easiest loading tap to advance head available.
Speed-Feed® 400 reloads in under 30 seconds with just three easy steps, all without taking the head apart. Perfectly balanced for vibration-free operation and comes preloaded with 2.4mm Black Diamond line.

Compatible Products
SRM-222ES, SRM-236, SRM-236ES, SRM-236TES, SRM-237TES, SRM-2620ES, SRM-2620TES, SRM-2621TES, SRM-265, SRM-265TES (RUS), SRM-3020TES, SRM-3021TES, SRM-335TES, DSRM-2600, DPAS-TRIMMER, ECDST-58V, MTA-TB, MTA-DTB