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Operating-weight guide

Attachments for the JCB JS20MH weight range

Weight Class: Large Excavator (10–30 t) Operating Weight: 20,720 kg

Bucket line
DB - heavy duty digging bucket 600–1,500 mm wide
Price & lead time Get price & lead time
  • We usually reply within 1 working day
  • We check the fit before we send the quote
  • Every offer names the dispatch week
  • If a bracket we made is wrong and does not fit your machine, we replace it.

How is the attachment mounted on this machine?

Tell us what is on the machine now. It narrows the sizes we show and goes with your enquiry. It does not confirm fit: we check the bracket before we send the quote.

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The short version for the JS20MH

Families to look at first

Quick coupler brackets at this weight

  • S70
  • MS10
  • MS21
  • CW20
  • CW30
  • CW40
  • OQ65
  • OQ70
  • M26
  • SW33
  • SW48

Brackets we build attachments with in this weight range. Not a confirmed fit.

Still to check

Pin diameter, pin spacing, inside width between the stick ears, and any quick coupler on the machine.

Catalogue sizes for the JS20MH

Each size below has a catalogue row rated for a carrier of 20,720 kg operating weight. Tell us which sizes you want and we reply with an offer.

Each family shows its candidate models by operating-weight range.

The attachments buyers in your market ask for first, sized for the JS20MH.

On a narrow screen the table scrolls sideways.

Buckets

AttachmentSizesHeaped capacity ISO 7451 [dm³]Width [mm]Weight [kg]

Digging & sorting buckets

DB - heavy duty digging bucketDB-230 · 6 width variants391–1,335600–1,500420–787
SDB - heavy duty skeleton DB bucketSDB-230 · 2 width variants1,183–1,2901,400–1,500833–880
DBF - flat-top digging bucket for quick coupler Start here Price & lead time Get price & lead timeDBF-230 · 6 width variants398–1,308600–1,500411–789
RDBF - flat-top skeleton DBF bucket on rodsRDBF-230 · 3 width variants1,092–1,3081,300–1,500657–730
DSX - Nordic heavy duty digging bucketDS-HD-250 · 3 width variants615–1,070800–1,200642–847

Ditching, grading, sloping buckets

GD - rigid grading & ditching bucket, 12–40 t Start here Price & lead time Get price & lead timeGD-230 · 3 width variants644–8191,600–2,000365–441
GDH - heavy duty hydraulic grading & ditching bucket Start here Price & lead time Get price & lead timeGDH-230 · 3 width variants677–8671,600–2,000624–700
SB - Dutch profile grading & ditching bucketSB-230 · 4 width variants820–1,1761,600–2,200479–622
DCB - grading & ditching bucket with round profileDCB-230 · 3 width variants612–7791,600–2,000320–384
PS - Scandinavian universal / grading bucketPS-230 · 4 width variants1,179–1,5701,800–2,200679–834
PSH - hydraulic swivelling grading bucketPS-230 · 4 width variantsOn request1,800–2,200On request

Special use buckets

CB - heavy duty hydraulic clamp bucketCBR-2601,0711,2001,100

Tools

AttachmentSizesHeaped capacity ISO 7451 [dm³]Width [mm]Weight [kg]

Non-bucket attachments

TH - hydraulic thumb for excavatorTH-26780520
AC - excavator asphalt cuttersAC-30165
MR - heavy duty excavator multi-ripperMR-221,300546
RIP - heavy duty ripperRipper-D403
DuoRIP - double ripper for root extractionDuo-Ripper-30500565
GRB - excavator grading beamGRB maxi · 6 variants2,500–3,000357–680

Quick couplers

Coupler sizes within this machine's published weight range. Not a confirmed fit.

AttachmentSizesHeaped capacity ISO 7451 [dm³]Width [mm]Weight [kg]
QC-S - S-System Scandinavian quick-coupler Start here Price & lead time Get price & lead time S-System (Scandinavian)QC-S70, QC-U-S70270
CW - CW-System compatible quick-coupler CW-SystemCW-30, CW-30 S, CW-40, CW-40 S, CW-U-30, CW-U-30 S, CW-U-40, CW-U-40 S220–240
QC-HS / QC-MS - MS-System compatible quick-coupler MS systemQC-HS-21, QC-MS-21, QC-U-HS-21310
QC-PG - pin-grabber quick-coupler for factory brackets Pin-grabberQC-PG-80, QC-ML-M-65, QC-ML-M-70, QC-U-PG-80132–400
Price & lead time Get price & lead time: JS20MH

Welded to EN ISO 3834-2. Agree it as a standing term of supply and the EN 10204 3.1 certificate ships with every attachment. You also get the CE declaration of conformity for every quick coupler and hydraulic attachment. See the certificates.

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Before you order: check the interface

The weight class of the JCB JS20MH sizes the attachment. It does not tell you the pin diameter, the pin spacing or the stick width, and those decide whether an attachment fits. Measure them on the machine, or send us the measurements of the bucket it runs today.

At this weight the choice is mostly about the material. A general purpose bucket suits soil and gravel, a reinforced bucket with thicker wear parts suits mixed ground and broken rock, and the quick coupler on the machine sets the bracket every attachment needs.

Quick coupler brackets at this weight

In our model tables, the attachments listed for the JCB JS20MH at its weight are built with these brackets. Each code opens the models that list it.

Brackets we build attachments with in this weight range. Not a confirmed fit.

  1. Measure the diameter of both bucket pins.
  2. Measure the distance between the pin centres.
  3. Measure the inside width between the stick ears.
  4. If the machine runs a quick coupler, note its make and type.

What these terms mean:

How to choose an attachment for the job:

Send me the spec sheet for my machine

Pick a bucket line and we email you its spec sheet, with the sizes we build for the JS20MH.

Machine

JCB JS20MH

We usually reply within 1 working day.

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Machine, line and sizes

JCB JS20MH: DBF - flat-top digging bucket for quick coupler (DBF-230). Shortlisted by operating weight

Sizes are matched to the published operating weight of the JS20MH.

Weight Class
Large Excavator (10–30 t)
Operating Weight
20,720 kg
  • Family-owned group, founded in 1996
  • More than 50,000 attachments delivered
  • Built in our own factory in Poland

Operating weight as published by JCB, retrieved 2026-09-10. Source

We have no openly licensed photo of this machine. The drawing shows the type (excavator, Large 10–30 t), not this machine.

JCB JS20MH: machine data

Operating weight
20,720 kg
Engine power
93 kW
Maximum digging depth
2,493 mm
Auxiliary circuit flow
36 l/min
Max reach
8,806 mm maker's document via greenshieldsjcb.com
Arm length
3,600–4,000 mm maker's document via greenshieldsjcb.com
Main pump flow
260 l/min maker's document via greenshieldsjcb.com
Transport width
2,500 mm maker's document via greenshieldsjcb.com

As published by JCB, retrieved 2026-09-18. Source

What the JS20MH figures mean for its attachments

  • Its auxiliary circuit delivers 36 l/min. A breaker, auger, tilt rotator or other hydraulic tool states the oil flow it needs, so choose one whose range includes this figure.
  • The main pump delivers up to 260 l/min at 314 bar. That is the pump output of the whole machine, not the flow an attachment gets.
  • It digs down to 2,493 mm. That is the deepest trench it can open.
  • Its maximum reach is 8,806 mm.
  • JCB offers arms from 3,600 to 4,000 mm. A longer arm reaches further, a shorter one handles a heavier bucket.
  • For transport it measures 8,256 x 2,500 x 3,336 mm (length, width, height).
  • Engine power is 93 kW.

Figures as published by JCB in its own documents.

How the JS20MH compares with its neighbours

The nearest models by weight, with the difference to the JS20MH in parentheses where both makers publish the figure.

ModelOperating weightMax dig depthMain pump flow
JS20MH20.72 t2,493 mm260 l/min
JCB JS18020.48 t (-0.24 t)6,090 mm (+3,597)328 l/min (+68)
JCB JS16019.485 t (-1.235 t)6,110 mm (+3,617)328 l/min (+68)
Liebherr A 920 Litronic (20,700 kg)20.7 t (-0.02 t)5,950 mm (+3,457)390 l/min (+130)

Figures as each maker publishes them. A difference is shown only where both machines have a published value.

JS20MH: build years and variants

Build years: 2021–2026

Variants

  • JS20MH (2021–2026)

Years and variants as listed in the LECTURA Specs database.

Other JCB models with the same coupler brackets

Our model tables give these machines the same quick coupler brackets.

Why buy from the factory

  • Cutting, machining, welding and painting on one site, our own factory in Poland, EU
  • More than 50,000 attachments delivered since 2008
  • A record for every serial number, so the spare parts match your attachment

Need Custom Specifications?

We can manufacture attachments to your exact pin spacing and requirements for JCB JS20MH.

Questions about the JS20MH

Can the JS20MH run a hydraulic attachment?
Yes, if the tool's rated oil flow range includes the 36 l/min of its auxiliary circuit.
For publishers: cite or embed this table

Cite this table as https://sieruta.com/en/fit/jcb/jcb-js20mh, figures as of 2026-09-10.

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Machine makes and model names belong to their owners. Sieruta is not affiliated with them. We use the names only to show which machines we offer attachments for, by operating weight.