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Operating-weight guide

Attachments for the Mecalac 136MRail weight range

Bucket line
DB - heavy duty digging bucket500–1200 mm wide
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Catalogue sizes for the 136MRail

Each size below has a catalogue row rated for a carrier of 12,830 kg operating weight. Tell us which sizes you want and we reply with an offer.

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AttachmentSizesCapacity [dm³]Width [mm]Weight [kg]
DB - heavy duty digging bucketDB-160 · 5 width variants225–740 SAE500–1,200248–455
SDB - heavy duty skeleton DB bucketSDB-160 · 2 width variants543–687 SAE1,000–1,200392–448
DBF - flat-top digging bucket for quick couplerDBF-160 · 5 width variants250–773 SAE500–1,200256–466
RDBF - flat-top skeleton DBF bucket on rodsRDBF-160 · 2 width variants615–773 SAE1,000–1,200402–456
GD - rigid grading & ditching bucket, 12–40 tGD-160 · 3 width variants484–615 SAE1,600–2,000305–370
GDH - heavy duty hydraulic grading & ditching bucketGDH-160 · 3 width variants456–580 SAE1,600–2,000447–510
SB - Dutch profile grading & ditching bucketSB-160 · 4 width variants583–807 SAE1,500–2,000357–453
DCB - grading & ditching bucket with round profileDCB-160 · 3 width variants454–577 SAE1,600–2,000273–329
PS - Scandinavian universal / grading bucketPS-160 · 5 width variants744–1,128 SAE1,600–2,200424–554
PSH - hydraulic swivelling grading bucketPS-160 · 5 width variants1,600–2,200
CB - heavy duty hydraulic clamp bucketCBR-1908031,200631
TH - hydraulic thumb for excavatorTH-16700310
AC - excavator asphalt cuttersAC-1899
MR - heavy duty excavator multi-ripperMR-171,300415
DuoRIP - double ripper for root extractionDuo-Ripper-18450380
GRB - excavator grading beamGRB midi · 6 variants, GRB maxi · 6 variants2,000–3,000216–680
RGB - skeleton rod grading & sorting bucketRGB-160593 SAE2,000315
LRS - short land rakes for mini-excavatorsLRS-151,980380
RIP mini - ripper shank for mini-excavatorRipper-14221
MR mini - multi-ripper for mini-excavatorMRF 140 · 2 width variants1,000–1,200221–228
QC-S - S-System Scandinavian quick-couplerQC-S60, QC-U-S60115
CW - CW-System compatible quick-couplerCW-20, CW-20 S, CW-U-20, CW-U-20 S180–190
QC-HS / QC-MS - MS-System compatible quick-couplerQC-HS-10, QC-MS-10, QC-U-HS-10200
QC-PG - pin-grabber quick-coupler for factory bracketsQC-PG-60, QC-PG-65, QC-ML-M-55, QC-ML-M-60, QC-U-PG-60, QC-U-PG-6581–352
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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 product that carries the CE mark.

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Cite this table as https://sieruta.com/en/fit/mecalac/mecalac-136mrail, figures as of 2026-09-11.

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Sizes are matched to the published operating weight of the 136MRail.

Weight Class
Large Excavator (12–30 t)
Operating Weight
12,830 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 Mecalac, retrieved 2026-09-11. Source

No open-licence photo of this machine exists. The drawing shows the type (excavator, Large 12–30 t), not this machine.

Which coupler is on your machine?

Pick the system on your machine and we put it in your enquiry. We check the bracket before we send the quote.

How to measure your coupler
213

Not sure which system it is? Three measurements tell us which bracket you need.

  1. Measure the diameter of both pins.
  2. Measure the distance between the pin centres.
  3. Measure the width between the inside faces of the ears.

If the coupler has a make or type printed on it, send that too.

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 136MRail.

Machine

Mecalac 136MRail

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Machine, line and sizes

Mecalac 136MRail: DBF - flat-top digging bucket for quick coupler (DBF-160)

136MRail at a glance

FigureValueSource
Arm length2,025 mmmaker's document (mecalac.com)
Main pump flow150 l/minmaker's document (mecalac.com)
Auxiliary flow120 l/minmaker's document (mecalac.com)
Auxiliary pressure300 barmaker's document (mecalac.com)
Quick couplerCONNECT HYDRAULIC QUICK COUPLERmaker's document (mecalac.com)

Only figures the maker publishes for this model. Where a figure is missing, no value is shown.

What the 136MRail figures mean for its attachments

  • Its auxiliary circuit is rated at 120 l/min and 300 bar. 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 150 l/min at 300 bar. That is the pump output of the whole machine, not the flow an attachment gets.
  • Mecalac lists this quick coupler for it: CONNECT HYDRAULIC QUICK COUPLER. The bracket on every attachment has to match the coupler.
  • Its arm is 2,025 mm long.
  • Engine power is 55.4 kW.

Figures as published by Mecalac in its own documents.

How the 136MRail compares with its neighbours

The nearest models by weight, with the difference to the 136MRail in parentheses where both makers publish the figure.

ModelOperating weightMain pump flowAuxiliary flow
136MRail12.83 t150 l/min120 l/min
Mecalac 15MWR14.218 t (+1.388 t)270 l/min (+120)180 l/min (+60)
Mecalac 15MC14.78 t (+1.95 t)270 l/min (+120)180 l/min (+60)
Komatsu PC130-812.8 t (-0.03 t)242 l/min (+92)not published

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

136MRail: what the brochure names

Features Mecalac names in its own brochure for the 136MRail. Some of them may be optional, so check the machine's spec before you order.

  • A rear or side view camera.
  • An engine that meets EU Stage V.
  • An offset boom.
  • A load-sensing hydraulic system.

From Mecalac's published brochure. We keep the source document on file.

Questions about the 136MRail

Which quick coupler is installed on your 136MRail?
Mecalac lists this coupler for it: CONNECT HYDRAULIC QUICK COUPLER. Order attachments with the matching bracket.
Can the 136MRail run a hydraulic attachment?
Yes, if the tool's rated range covers the auxiliary circuit: 120 l/min at 300 bar.

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

Mecalac 136MRail: machine data

Operating weight
12,830 kg
Engine power
55.4 kW
Quick coupler
CONNECT HYDRAULIC QUICK COUPLER
Auxiliary circuit flow
120 l/min
Auxiliary circuit pressure
300 bar

As published by Mecalac, retrieved 2026-09-17. Source

Before you order: check the interface

The weight class of the Mecalac 136MRail 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 Mecalac 136MRail at its weight are built with these brackets. Each code opens the models that list it.

  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:

Other Mecalac 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 Mecalac 136MRail.

Get a price Custom Engineering

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 product that carries the CE mark.

Do you sell Mecalac machines? Machine dealer supply

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.

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