Replacement part number??964-04154A 964-04154. Note: This product does not include grass catcher frame Compatible with Crafstman Grassbag Asm-21′ Bla Part 964-04154A Compatible with MTD Mower series 11A 12A- and 12B. Also fits Craftsman 247 Mower Series Compatible models include Craftsman 24737110, 24737034, 24737037, 24737030, 24737031, 247370310, 247370311, 247370340, 247370341, 247370370, 247370371, 24737124, 24737125, 24737126, 24737185, 247372370, 247374300, 247374301, 247374320, 247374330, 247374400, 247374401, 247377300, 24738821, 24738916, 24738917, 24738918, 24738923, 247388210, 247377870, 247374710, 247384380, 247374600 Note !!! Not suitable for Craftsman Dust Blocker EZ Empty Frame Model GSG-58094, GSG-439330, 917.370921, This product does not include grass catcher frame. Please take a precise measurement of the length of your frame to avoid incompatibility with our bag, Please check your user manual to ensure this is the right pa