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Brinly 42 Gallon 390 lb. Tow-Behind Poly Lawn Roller, 18 by 36" Review

By the Mowers.Cloud editorial team · How we research & rate · Updated June 2026

★★★★ 4.2/5 (10 reviews)
$233.10
Brand: Brinly
Brinly 42 Gallon 390 lb. Tow-Behind Poly Lawn Roller, 18 by 36"
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Overview

The Brinly 42-Gallon Tow-Behind Poly Lawn Roller isn’t a mower at all—it’s a heavy-duty lawn roller designed to flatten bumps, level soil, and press seed into contact with the earth after overseeding. Built for homeowners and property owners with medium to large lawns, this roller fills with water up to 390 pounds of ballast and attaches to any standard lawn tractor or ATV with a 2-inch hitch receiver. If your turf looks like a rumpled bedsheet or you’re serious about a golf-green finish, this tool is your answer.

Who Should Buy This

  • Homeowners with 1/2-acre to 2-acre lawns who have visible ruts, mole tunnels, or frost heave that makes mowing feel like off-roading. This roller smooths those out fast.
  • Lawn enthusiasts aiming for a bowling-green finish—the kind of people who overseed in fall and want perfect seed-to-soil contact for thick, even grass.
  • Property owners with ATVs or garden tractors who already have a hitch and want a low-maintenance, no-motor tool that uses water weight instead of gas or electricity.
  • DIY landscapers prepping new sod or seed beds who need to firm up loose soil without compacting it to concrete—the poly drum is gentler than steel rollers.

Key Features Breakdown

42-Gallon Capacity / 390 lb. Max Weight
Fill it with water to add up to 390 pounds of rolling force. That’s enough to flatten small bumps and press seed into soil without turning your lawn into a parking lot. You control the weight by how much water you add—use less for light leveling, more for heavy sod prep.

18" x 36" Polyethylene Drum
The 18-inch diameter and 36-inch width cover a decent swath per pass. The polyethylene drum won’t rust like steel, and it’s lighter when empty (around 70 pounds) so you can haul it to the shed without a forklift. The plastic also flexes slightly over rocks, reducing the chance of gouging.

Tow-Behind Design with 2-Inch Hitch
Attaches to any lawn tractor, zero-turn, or ATV with a standard 2-inch receiver. No complicated assembly—just slide it in, pin it, and go. You’ll need a vehicle with a hitch, though; this won’t work with a push mower.

Drain Plug for Easy Emptying
A simple drain plug at the rear lets you empty the water when you’re done. This is critical because a frozen roller in winter or a moldy drum in summer is a headache you don’t need.

No-Maintenance Build
No engine, no belts, no blades. Just bearings, a hitch, and a drum. Hose it off after use, grease the bearings once a season, and it’s good for years.

Pros

  • Incredibly effective at smoothing lawns—one pass with a full drum flattens mole hills, soft ruts, and frost heaves that would otherwise wreck your mower deck.
  • Weight is fully adjustable—start with 100 pounds for light touch-ups, go to 390 pounds for seed bed prep. You’re not locked into a single pressure.
  • Rust-proof poly drum—unlike steel rollers that scale and pit after a few seasons, this one stays smooth and won’t leave rust stains on your concrete driveway.
  • Simple, tool-free attachment—literally slides onto a 2-inch receiver. No wrenches, no cussing.
  • Easy to drain and store—the drain plug is low and accessible, so you can empty it completely and stand it upright in the garage.
  • Quiet operation—no engine noise, no vibration. You can roll at 7 AM without waking the neighbors.

Cons

  • Requires a tow vehicle with a 2-inch hitch—if you only have a push mower or a zero-turn without a receiver, this roller is useless to you. Add $30-50 for a hitch adapter if needed.
  • Heavy when full—390 pounds is a lot of momentum. On steep slopes, the roller can push your tractor sideways. Not ideal for hilly terrain.
  • No scraper bar included—wet clay soil will cake up on the drum, reducing effectiveness. You’ll need to scrape it off by hand or buy an aftermarket scraper.
  • Plastic drum can crack in extreme cold—if you leave water in it during a hard freeze, the expanding ice can split the poly. Always drain it before winter.

Bottom Line

The Brinly 42-Gallon Poly Lawn Roller is a solid, no-nonsense tool for anyone with a hitch-equipped tractor or ATV who wants a flatter, more professional-looking lawn. It’s not a mower, but it’s the perfect complement to a mowing routine—smoothing out the bumps that your mower can’t fix. At $233, it’s cheaper than a weekend of manual raking and seeding, and the poly drum means it’ll outlast steel rollers by years. Just remember to drain it before frost, and don’t expect it to tame a mountain. If you’ve got a flat or gently rolling lawn and you’re tired of bouncing over ruts, this roller is worth every penny.

Frequently Asked Questions

Can I use this with a riding mower that has a 1.25-inch hitch?
No, this roller requires a 2-inch receiver. If your mower has a smaller hitch, you’ll need a 1.25-to-2-inch adapter (available at most hardware stores) or a universal hitch plate. Some zero-turn mowers also need a hitch kit—check your owner’s manual.

How much water should I put in for overseeding?
For overseeding, fill it about half to three-quarters full (roughly 200-250 pounds). That’s enough pressure to press seed into soil contact without compacting the ground so much that roots can’t breathe. For heavy sod prep or flattening deep ruts, go full.

Will this roller damage my lawn if I use it when it’s wet?
Yes—rolling wet soil can cause compaction and rutting, especially with a full drum. Only use it when the soil is slightly moist but not soggy. A good rule: if your footprints leave deep impressions, wait a day or two.

How It Compares

Here is a head-to-head comparison of the Brinly 42-Gallon Tow-Behind Lawn Roller and the Gorilla Carts Heavy-Duty Poly Dump Cart.

Important Note: These are not lawn mowers. The Brinly is a lawn roller (used to flatten soil or turf), and the Gorilla Carts is a dump cart (used to haul material). This comparison will treat them as yard-tool attachments for a riding mower or garden tractor.

Quick Verdict

The Gorilla Carts dump cart wins for versatility and value due to its massive 1,200 lb haul capacity, near-perfect user rating, and dump feature, while the Brinly roller is a niche tool for lawn smoothing only.

Side-by-Side Comparison

Feature Brinly 42-Gallon Lawn Roller Gorilla Carts 6-Cu Ft Dump Cart
Price $233.10 $205.99
Power Source Tow-behind (requires riding mower/ATV) Tow-behind (requires riding mower/ATV)
Capacity/Size 42 gallons / 390 lbs (water/sand fill) 6 cu ft / 1,200 lbs (material hauling)
Self-Propelled No (passive roller) No (passive cart)
Best Yard Size Large (1+ acre) for pre-seeding prep Large (1+ acre) for general landscaping
Warranty Not specified (limited manufacturer warranty) 1-year limited warranty

Where Brinly Wins

  1. Lawn Flattening & Seedbed Prep: The Brinly is purpose-built for rolling. When filled with water (390 lbs) or sand (heavier), it presses down soil, smooths bumps, and firms up loose turf after seeding or dethatching. No other attachment does this.
  2. Simple, Durable Design: With no moving parts, hinges, or dumping mechanism, the Brinly is virtually indestructible. The 18” x 36” poly drum resists rust and will last decades with basic care.
  3. Better for Soil Compaction: If you need to level a bumpy lawn before laying sod or overseeding, the roller’s even pressure distribution (across a 36-inch width) is ideal. A dump cart cannot perform this function.

Where Gorilla Wins

  1. Massive Versatility: The Gorilla Carts handles 1,200 lbs of mulch, soil, stone, firewood, or garden debris. It’s a workhorse for moving heavy loads—something a roller cannot do. Its 6-cu-ft tub is far more useful for daily landscaping tasks.
  2. Quick-Release Dumping: The cart features a lever-operated dump mechanism that tilts the tub to empty heavy loads (e.g., wet soil or rocks) without manual lifting. The Brinly roller requires you to drain the drum or physically tip it.
  3. Overwhelming User Confidence: With 30,488 reviews and a 4.7/5 rating, the Gorilla Carts is a proven, trusted product. The Brinly has only 10 reviews and a 4.2 rating, indicating far less real-world validation.

Which Should You Buy?

  • Buy Mower A (Brinly Roller) if: You are establishing a new lawn, fixing a bumpy yard, or preparing a seedbed on 1+ acres. This tool is essential for smoothing soil before sod or grass seed, but it does nothing else.
  • Buy Mower B (Gorilla Carts Dump Cart) if: You need a general-purpose yard hauler for moving heavy materials (mulch, gravel, soil, branches) regularly. It’s cheaper, more versatile, and backed by tens of thousands of positive reviews.
  • Buy both if: You have a large property and do serious landscaping. Use the Gorilla Carts to haul soil/mulch, then use the Brinly to roll the lawn flat. They complement each other but are not interchangeable.

Final Verdict: For 95% of buyers, the Gorilla Carts dump cart is the smarter purchase due to its lower price, higher capacity, and vastly broader utility. Only buy the Brinly roller if you have a specific need to flatten turf.

Here is a head-to-head comparison of the Brinly 42-Gallon Tow-Behind Lawn Roller and the DEWALT 20V MAX 5 Ah Battery 2-Pack.

Important Note: These are not competing products. The Brinly is a lawn roller (used for flattening soil/lawns), while the DEWALT product is a battery pack. This comparison will evaluate each on its own merits for its intended purpose, but a direct “mower vs. mower” comparison is not possible. I will treat the DEWALT as a power source for a hypothetical compatible mower.

Quick Verdict

DEWALT wins for value, reliability, and broad utility — it’s a top-rated power source with 22,000+ reviews, while the Brinly roller is a niche tool with limited use and low review volume.

Side-by-Side Comparison

Feature Brinly 42-Gallon Poly Lawn Roller DEWALT 20V MAX 5 Ah Battery 2-Pack
Price $233.10 $149.00
Power Source Tow-behind (tractor/ATV required) 20V MAX Lithium-Ion (rechargeable)
Cutting Width N/A (roller width: 18" x 36") N/A (battery powers mower deck)
Self-Propelled No (passive tow) No (battery is a power source only)
Best Yard Size Large (1+ acre, with tractor) Small to medium (0.25–0.5 acre per charge)
Warranty Limited (typically 1 year) 3-year limited warranty / 1-year free service

Where Brinly Wins

  1. Soil & Lawn Prep Specialist
    The Brinly roller is purpose-built for flattening bumpy lawns, pressing in seed, or smoothing mole hills. It holds 42 gallons (roughly 390 lbs. when filled with water or sand) and covers an 18" wide path. No battery-powered tool can do this.

  2. No Recharging Required
    The roller requires zero electricity or batteries. As long as you have a riding lawn tractor or ATV with a hitch, you can roll for hours without stopping to recharge. It’s ideal for large properties where battery runtime is a limitation.

  3. Durable, Simple Construction
    Made from heavy-duty polyethylene with a steel axle, the Brinly is built to take abuse. It has no electronics, no moving parts, and no batteries to degrade. It will likely outlast any battery-powered mower or tool.

Where DEWALT Wins

  1. Massive User Trust & Proven Reliability
    With 22,669 reviews and a 4.7/5 rating, this battery pack is one of the most trusted in the industry. The Brinly has only 10 reviews. The DEWALT is a known quantity with excellent real-world performance data.

  2. Versatility Across the DEWALT Ecosystem
    This 5 Ah battery works with over 200 DEWALT 20V MAX tools, including mowers, trimmers, blowers, drills, and saws. You’re not buying a single-use tool; you’re buying power for an entire system. The Brinly only does one thing.

  3. Better Value for Most Homeowners
    At $149 for two high-capacity batteries (effectively $74.50 each), this is a strong price point. For the average homeowner, a battery-powered mower (e.g., DEWALT DCMW220) paired with these batteries is far more practical than a tow-behind roller, which requires a tractor and addresses a narrow problem.

Which Should You Buy?

Buy Brinly (Mower A) if


  • You have a large, bumpy lawn (1+ acre) and already own a riding tractor or ATV.
  • Your primary need is soil preparation, seeding, or flattening — not mowing.
  • You want a zero-maintenance, no-battery tool that will last for decades.

Buy DEWALT (Mower B) if


  • You are a homeowner with a small to medium lawn (under 0.5 acre) and want a reliable, versatile power source for a mower and other yard tools.
  • You already own or plan to buy other DEWALT 20V MAX tools (drills, saws, trimmers) and want batteries that work across your system.
  • You prioritize proven reliability, strong warranty, and high user satisfaction over a niche, single-purpose tool.

Verdict for Most Buyers:
Unless you specifically need to roll a lawn, the DEWALT battery pack is the smarter purchase — it’s cheaper, more versatile, and backed by 22,000+ happy users. The Brinly is a specialist tool for large-property owners with tractors.

Related Buying Guides

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Last updated: June 2026