Braveboy 964-04007A Grass Bag — 21-inch Lawn Mower Compatible with MTD/Troy-Bilt

Overview

Meet the Braveboy 964-04007A Grass Bag, a practical replacement designed for 21-inch walk-behind lawn mowers. This bag is listed as compatible with a wide range of models from MTD and Troy-Bilt, as well as several Ryobi, Bolens, and Yard Man lines. Note that the package does not include the grass catcher frame; please check your mower manual to confirm that this bag will fit your current setup.

In real-world yard work, a grass bag like this helps manage clippings more efficiently, keeping your workspace cleaner and reducing the need for multiple trips to the compost pile. The bag is sized for a standard 21-inch mower, which means you can enjoy a familiar balance between capacity and maneuverability as you mow.

Compatibility at a glance

• Fits many 21-inch walk-behind mower models from roughly 2004-2010 era within the listings, with broad compatibility across brand lines.
• Extensive known fitments include a wide range of Ryobi, Bolens, Yard Man and related models listed in the product data.

Because the product is a bag replacement, you’ll want to confirm that you have the appropriate frame from your existing setup, as this listing does not include the frame itself. If you’re replacing an older bag, this Braveboy model can help restore your mowing routine without purchasing an entirely new bag-and-frame system.

What’s in the listing and practical tips

• Part numbers covered include 664-04007, 664-04011, 664-04027, 664-04034, 964-04011, 964-04034, 964-04065 and more, indicating broad coverage for common 21-inch mowers.
• Instruction to verify model compatibility by cross-referencing your mower’s manual and the product’s listed fitment.

To get the most from this bag, inspect your current frame and ensure a secure connection to avoid leaks or overflow during mowing sessions. Regularly empty the bag to maintain consistent bag performance and compartment spacing for optimal airflow.