Substitute OEM Part Numbers(s): R50S-1PL55

Includes Three Spindles and Three Standard Blades

For Part Number 1108 020 1220

50-4 4 Ply Master Tread

and X-Series

Proven Part 16" Chainsaw Bar And 2 Semi Chisel Chains 3/8"LP .050" 57DL Fits 599583956 160SPEA041 Kubota12499-32430 Substitute OEM Part Numbers(s): R50S-1PL5516" Chainsaw Guide Bar and Two Semi Chisel Chains, Low Kickback. Specifications: Bar Length: 16" Pitch: 3 8" LP Gauge: . 050" Drive Links: 57 Bar Type: CL Mount Type: PO (8. 2Mm) (. 322") Oregon Mount: A041 Replaces Oregon Bar: 160SPEA041 Fits Echo: CS2700, CS 285EVL, CS 290EVL, CS 300EVL, CS320, CS251, CS 280E, CS 302, CS303, CS305, CS310, CS 315, CS 320EVL, CS 328, CS330EVL, CS 360EVL, E155, CS 2800, CS 2900, CS3000, CS631P, CS3050, CS 3400, CS3450,