Includes (1) Short Block. Genuine Echo Replacement Part. New, Bulk Packed. Consult owners manual for proper part number identification and proper installation. Compatible with Echo Models : PE-2620 (T87414001001-T87414999999) Edger, PE-2620 (T89715001001-T89715999999) Edger, SRM-2620 (T87114001001-T87114999999) Trimmer, SRM-2620 (T89415001001-T89415999999) Trimmer, SRM-2620T (T87214001001-T87214999999) Trimmer, SRM-2620T (T89515001001-T89515999999) Trimmer, SRM-2620U (T87314001001-T87314999999) Trimmer, SRM-2620U (T89615001001-T89615999999) Trimmer, BRD-2620 (U05715001001-U05715999999) Edgers Bed Redefiners (Brd), PE-2620S (U15215001001-U15215999999) Edgers Edgers (Pe).