The ALM Manufacturing FL266 Poly V Belt is built to suit Flymo lawnmowers.The FL266 is suitable for the following Flymo lawnmowers:-TC300 Turbo Compact 300 (9633073-01, 9633074-01), TC330 Turbo Compact 330 (9633302-01), TC350 Turbo Compact 350 (9633501-01, 9633503-01, 9633504-01, 9633508-01), TC380 Turbo Compact 380 (9633850-01).The Poly V Belt compares to 5127333-00/2, FLY054.     Ref: UTTK7718