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DOUGLAS EQUIPMENTMiami · Since 1955

By Industry · Sector Guide

Deep Stock

Marine Casters

Deck equipment, dockside, stainless construction. Specified and shipped from Miami since 1955.5 purpose-built caster series, 41,923 SKU configurations available.

5

Recommended series

41,923

SKU configurations

Miami

Warehouse & will-call

70+

Years specifying

Recommended Series · By Application

5 Caster Series for Marine

Each series solves a different combination of load, environment, and mounting requirements. Start with the recommended series, or call us if your spec sits between categories.

Colson10,017 SKUs

COLSON 2 SERIES

Medium-duty industrial general purpose

The Colson 2 Series is the most versatile caster line in the Colson catalog. With over 10,000 SKU configurations, the 2 Series serves medium-duty industrial applications across foo…

Capacity

125–325 lbs

Wheel ⌀

2.5″–5″

Browse 10,017 SKUs
Colson101 SKUs

COLSON 2 SERIES STAINLESS

Marine, food, pharma — full stainless

Full stainless-steel construction — rig, swivel, fasteners, and washers. Designed for environments where corrosion resistance is non-negotiable: marine, food processing, pharmaceut…

Capacity

150–325 lbs

Wheel ⌀

3″–5″

Browse 101 SKUs
Colson23,136 SKUs

COLSON 4 SERIES

Heavy-duty industrial workhorse

The most popular heavy-duty industrial caster in North America. Over 23,000 SKU configurations across capacities from 300 to 1,250 lbs per caster. The 4 Series is specified on aero…

Capacity

300–1,250 lbs

Wheel ⌀

3.25″–8″

Browse 23,136 SKUs
Colson7,498 SKUs

COLSON 4 SERIES DEFENDER

Military and tactical heavy-duty

The Defender variant of the 4 Series is engineered for military, tactical, and security applications. Reinforced kingpin design, tactical-grade finish, and proven service in defens…

Capacity

300–2,000 lbs

Wheel ⌀

4″–8″

Browse 7,498 SKUs
Colson1,171 SKUs

COLSON 3 SERIES

Medium-heavy duty industrial

The Colson 3 Series steps up from the 2 Series with reinforced rigs and higher load ratings up to 1,000 lbs per caster. Ideal for food service heavy carts, larger hospitality equip…

Capacity

250–800 lbs

Wheel ⌀

3″–6″

Browse 1,171 SKUs

Featured · Marine

Sample SKUs From Top Series

Part #SeriesCapacityWheel ⌀TreadView Series
2.02253.445 CONDCOLSON 2 SERIES125 lbs2.5″Performa Rubber (Conductive/Flat)Open →
2.03351.92 MTG2COLSON 2 SERIES200 lbs3″Polyurethane HI-TECHOpen →
2.03254.561 MTG13 FSICOLSON 2 SERIES210 lbs3.5″Performa Rubber (Round)Open →
2.33456.42COLSON 2 SERIES STAINLESS150 lbs3″Rubber HI-TECHOpen →
2.33456.944 BRK1COLSON 2 SERIES STAINLESS200 lbs3″Polyurethane HI-TECHOpen →
2.03456.414 HCOLSON 2 SERIES STAINLESS225 lbs3.5″TPE High-TempOpen →
4.04109.459 CONDCOLSON 4 SERIES300 lbs4″Performa Rubber (Condutive/Flat)Open →
4.04108.459COLSON 4 SERIES400 lbs4″Performa Rubber (Flat/Grey)Open →
4.06109.641.7 MTG2 BRK2 LH7.25COLSON 4 SERIES450 lbs6″Moldon Rubber (Cast Iron Core)Open →

Marine Application?

Tell us your load, your environment, and your mounting needs. We'll spec the right caster from 5 purpose-built series with you — and quote with availability and your USD price.