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Stanley Mid-Sized Mounted Breakers
MBX138 | MBX208 | MBX258 | MBX308

The MB/XP series is comprised of high production breakers for the most demanding applications. With a wide range of carrier compatibility (from 12 to 80 metric tons) there is a breaker for every job, whether you’re doing commercial demolition, road building, quarry work, or production breaking.

The MBX series packs serious force and is designed to break a wide array of materials. The MBX series features a patented valve system that dramatically increases the durability and performance of the tool. Less maintenance is required over the life of the breaker because the design has only two moving parts, limiting the need for servicing.

MBX138

MBX208

MBX258

MBX308

ModelMBX138MBX208MBX258MBX308
Weight – LBS2270308037404275
Impact energy – FT-LBS2000300040005000
Imapct Rate – BPM450-630400-530350-600400-490
Tool diameter – INCHES3.94.95.35.5
Min Excavator weight – LBS19800260003520039600
  • Auto-Lubrication to assist with important tool maintenance. The breaker-mounted, large capacity lubrication device automatically provides grease to the tool and bushings.
  • Mounted SDC Tracking Device helps operators and service personnel with maintenance planning, service tracking, and accumulated work history.
  • Heavy Duty Housings and Wear Plates for extreme durability in the harshest of applications.
  • Fixed Impact Energy Valve allows for use on a wider range of carriers.
  • Vibration Dampening Tie-Rods to maximize uptime.
  • Membrane Type Accumulator eliminates time consuming recharging.
  • Idle Blow Protector prevents blank firing.
  • Underwater Capable on specific models to increase versatility.
  • Hydraulic Overflow Protector for added durability.
hydraulic tool specifications - hydraulic tools and attachments