What is a gravity conveyor?
A gravity conveyor is an unpowered conveyor that moves product by slope, manual push, or momentum using rollers or skatewheels.
Gravity Conveyors
Gravity Conveyor Systems.
Unpowered skate wheel and roller conveyors for picking, shipping, and receiving. Light to super-heavy-duty.
12 Models Available
Find Your Gravity Conveyor.
ACSI gravity conveyors range from featherweight skatewheel lines for soft-bottomed cartons all the way to super-heavy-duty 3.5″ roller conveyors for the toughest applications.
Zip Ship AvailableMany ACSI gravity conveyor models are available under our Zip Ship program — standard sizes ship within 3 working days. See Lead Times →
Skatewheel Series
Skatewheel Gravity Conveyors
Straight and curved skatewheel conveyors. 12″, 18″, 24″ OAW. Galvanized steel wheels. Powder painted frames. Zip Ship eligible.
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Models 138SR / 138SRH / 138AR
Light Duty Gravity Roller
1-3/8″ diameter galvanized rollers. 12″–24″ OAW. 10′ and 5′ sections. Multiple roller centers. Zip Ship eligible.
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Models 190SR / 190SRC / 190HSR / 190HSRC
Medium Duty Gravity Roller
1.9″ galvanized and unplated rollers. 15″–39″ WBF. 10′ and 5′ sections. Most popular gravity line. Zip Ship eligible.
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Models 199SR / 199SRC
Medium Duty Gravity Roller
1.9″ rollers on 2-1/2″ hex axle. Heavier-duty medium frames. Available in straight and curved sections.
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Model GS
Skatewheel Spur Gravity Conveyor
Right-angle spur for skatewheel lines. Diverts product to a perpendicular gravity lane.
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Model 138SRS
Roller Spur Gravity Conveyor
Right-angle spur for 138-series roller gravity lines. Powder painted steel frames.
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Models 20SRS / 190SRS / 190HSRS
Medium Duty Gravity Roller Spur
Spur sections for 20-series and 190-series gravity roller lines.
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Models 20SR / 20SRC
Medium Duty Gravity Roller
2″ diameter galvanized rollers. Heavier than 190-series for demanding medium-duty applications.
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Models 251SR / 251SRC
Heavy Duty Gravity Roller
2.5″ diameter rollers for heavy-duty applications. Robust frames for demanding shipping environments.
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Models 254SR / 254SRC
Heavy Duty Gravity Roller
2.5″ rollers, heavy-duty version with reinforced frames for high-load pallet staging.
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Models 267SR / 267SRC
Heavy Duty Gravity Roller
2.67″ roller diameter heavy-duty gravity roller conveyor for high-load applications.
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Models 350SR / 350SRC
Super Heavy Duty Gravity Roller
3.5″ diameter rollers. Maximum capacity gravity conveyor for the most demanding applications.
View Specs →Gravity Conveyor Selection
Compare Gravity Conveyors.
ACSI gravity conveyors include skatewheel and roller conveyor models for picking, packing, shipping, receiving, storage, and heavy-duty industrial handling.
| Gravity Type | Best Fit | Typical Search Terms | Selection Note |
|---|---|---|---|
| Skatewheel | Light cartons and flexible layout changes. | skatewheel conveyor, light duty gravity conveyor. | Works best with flat, stable bottoms and lighter loads. |
| Light-duty roller | Boxes, cartons, picking, shipping, and receiving. | gravity roller conveyor, light duty roller conveyor. | Use when product bottoms are firm enough to bridge roller centers. |
| Medium-duty roller | General warehouse and distribution center conveyor lines. | medium duty gravity conveyor, warehouse conveyor. | A common choice for everyday carton and tote handling. |
| Heavy / super-heavy roller | Heavy parts, drums, containers, and demanding industrial loads. | heavy duty gravity conveyor, heavy duty roller conveyor. | Select based on load weight, roller diameter, roller centers, and support spacing. |
Buyer Questions
Gravity Conveyor FAQs.
Answers to common questions about unpowered conveying, skatewheels, roller capacity, and Zip Ship availability.
When should I use skatewheel instead of roller conveyor?
Skatewheel conveyor is typically used for lighter cartons and flexible layouts, while roller conveyor is better for heavier items and products that need more support.
Does ACSI offer Zip Ship gravity conveyors?
Many standard ACSI gravity conveyor models are available through the Zip Ship program for faster shipment in standard sizes.
Can gravity conveyors handle heavy loads?
Yes. ACSI offers gravity roller conveyors from light-duty through heavy-duty and super-heavy-duty models, depending on roller size, spacing, width, and support requirements.
Gravity Conveyor Application Review
Start with the Product Base and Load.
Share the product dimensions and weight, bottom condition, required width and length, slope or manual-push method, roller centers, support spacing, and layout. ACSI manufactures the conveyor equipment, and our distributors provide system integration and installation.