Troy-Bilt Gas String Trimmer, 4-Cycle 17cc, 17-inch, Attachment Capable (TB304S)

The Troy-Bilt TB304S Gas String Trimmer is designed for homeowners who need a capable yard tool for trimming thick grass and clearing obstacles without the hassle of fuel mixing. Powered by a 4-cycle engine, this straight shaft trimmer suits buyers looking for cleaner operation and extra reach around property boundaries.

The 4-cycle engine eliminates the need to mix gas and oil, saving time during preparation. It operates cleaner and produces less noise while driving a wide 17-inch cutting swath that clears large patches of grass quickly. To reduce starting effort, built-in SpringAssist technology allows for smoother pull starts. Meanwhile, the straight shaft design gives you comfortable access under low shrubs, along fence lines, and around other landscape barriers. The unit is also attachment capable for expanded versatility.

As a gas-powered tool, this trimmer requires standard engine fuel management and periodic maintenance compared to cordless electric alternatives. Additionally, the listing does not specify the unit's exact total weight or line diameter, so users looking for ultra-light equipment should consider the gas engine build.

Verdict: The Troy-Bilt TB304S is a solid choice for property owners who want a high-reach, wide-swath trimmer without mixing fuel. Its 4-cycle engine, easy starting system, and attachment versatility make it a practical option for ongoing yard maintenance.

• Engine Type: 4-cycle
• Engine Capacity: 30cc
• Cutting Swath: 17 inches
• Shaft Type: Straight shaft
• Starting System: SpringAssist technology
• Versatility: Attachment capable

A great fit if you:

• Want reliable gas trimming power without the extra step of mixing fuel and oil together.
• Have larger lawn sections to clear quickly using a wide 17-inch cutting swath.
• Need the extra reach of a straight shaft to trim under low bushes and around fence posts.
• Plan to use additional yard attachments with your string trimmer over time.

Consider something else if you:

• Prefer lightweight, zero-maintenance electric or battery-powered yard equipment.
• Only have a tiny patch of grass that does not justify a gas engine.

Do I need to mix fuel and oil for this trimmer?
No, you never have to mix gas and oil. The 4-cycle engine advantage allows you to fill the gas tank directly without fuel mixing, leading to cleaner operation and less engine noise during yard work.

Is this string trimmer easier to start than standard gas models?
Yes. This trimmer includes SpringAssist technology, which is designed to decrease the pulling effort needed for easier and faster engine pull starts.

What are the main design advantages of the shaft and cutting head?
This model features a wide 17-inch cutting swath that clears larger lawn areas in less time. It also uses a straight shaft layout to provide greater reach under shrubs, around fence posts, and along yard boundaries.