Roof Riggers
MIO Roof Riggers are designed as mobile anchor point for suspended worker with Bosun´s Chair. MIO Mechanical Corporation manufacturing two types of roof riggers:

Type MRR250 – for workers who are using Descenders for manual descend.

All MIO roof riggers incorporate a triangular design for strength and stability. They assemble and disassemble in minutes without tools. Easily positioned, they provide a safe and secure transportable anchorage point. When disassembled, the parts easily fit in any elevator cabin or through any roof hatch. All models feature pneumatic rubber tires with two independent locking brakes. The lower beams are easily lifted up and placed back in seconds, in order to pass over vent pipes and other rooftop obstructions. MIO aluminum roof riggers are available with 3 different frame sizes to fit virtually any roof design, available with 2 or 3 foot outreach. Our riggers are OSHA, CAL. OSHA, and ANSI compliant and are chosen by professionals worldwide for their stability, ease of setup and durable long lasting construction. Available in 6 models (including Parapet Roller).

Applications:
  • Window cleaning,
  • Painting and sealing,
  • Building maintenance,
  • Rescue operations, etc.

Available models

MRR250A 2x4 MINI


Click to Enlarge
Patent Pending
Outreach (ft.)
2
Distance between front wheels and center of the rear wheels cart (ft.)
4
Counterweight (lb.)
504(12@42)
Unit weight (lb.)
130
Maximum working load (lb.)
250
Working load w/ tools (lb.)
300
Tested Static Load (lb.)(CAL OSHA)
1000
Locking breaks - front and rear wheels (in.)
2
Forged eyebolts for tie-back diam.(in.)
1/2
Counterbalance safety factor
4:1
Distance from roof to anchor point (in.)
52
Inside parapet wall clearance at shoulder (in.)
43
13" diameter Pneumatic Rubber tires, qty.
6

MRR250A 2x6 MIDI


Click to Enlarge
Patent Pending
Outreach (ft.)
2
Distance from front to rear wheels (ft.)
6
Counterweight (lb.)
336(8@42)
Unit weight (lb.)
150
Maximum working load (lb.)
250
Working load w/ tools (lb.)
300
Tested Static Load (lb.)(CAL OSHA)
1000
Locking breaks - front and rear wheels (in.)
2
Forged eyebolts for tie-back diam.(in.)
1/2
Counterbalance safety factor
4:1
Distance from roof to anchor point (in.)
65
Inside parapet wall clearance at shoulder (in.)
55
13" diameter Pneumatic Rubber tires, qty.
4

MRR250A 2x8 MAXI


Click to Enlarge
Patent Pending
Outreach (ft.)
2
Distance from front to rear wheels (ft.)
8
Counterweight (lb.)
252(6@42)
Unit weight (lb.)
145
Maximum working load (lb.)
250
Working load w/ tools (lb.)
300
Tested Static Load (lb.)(CAL OSHA)
1000
Locking breaks - front and rear wheels (in.)
2
Forged eyebolts for tie-back diam.(in.)
1/2
Counterbalance safety factor
4:1
Distance from roof to anchor point (in.)
80
Inside parapet wall clearance at shoulder (in.)
70
13" diameter Pneumatic Rubber tires, qty.
4

MRR250A 3x6 MIDI

Roof Rigger MRR250A 3x6 MIDI
Click to Enlarge
Patent Pending
Outreach (ft.)
3
Distance between front wheels and center of the rear wheels cart (ft.)
6
Counterweight (lb.)
504(12@42)
Unit weight (lb.)
173
Maximum working load (lb.)
250
Working load w/ tools (lb.)
300
Tested Static Load (lb.)(CAL OSHA)
1000
Locking breaks - front and rear wheels (in.)
2
Forged eyebolts for tie-back diam.(in.)
1/2
Counterbalance safety factor
4:1
Distance from roof to anchor point (in.)
71
Inside parapet wall clearance at shoulder (in.)
55
13" diameter Pneumatic Rubber tires, qty.
4

MRR250A 3x8 MAXI

Roof Rigger MRR250A 3x8 MAXI
Click to Enlarge
Patent Pending
Outreach (ft.)
3
Distance from front to rear wheels (ft.)
8
Counterweight (lb.)
378(9@42)
Unit weight (lb.)
156
Maximum working load (lb.)
250
Working load w/ tools (lb.)
300
Tested Static Load (lb.)(CAL OSHA)
1000
Locking breaks - front and rear wheels (in.)
2
Forged eyebolts for tie-back diam.(in.)
1/2
Counterbalance safety factor
4:1
Distance from roof to anchor point (in.)
86
Inside parapet wall clearance at shoulder (in.)
70
13" diameter Pneumatic Rubber tires, qty.
4

Parapet Roller MRR-24P


Click to Enlarge
Patent Pending
The MIO Parapet Roller is designed for use on flat roof top with a parapet. The roller rests its beam on a parapet that sustains only vertical loads assuring the parapet with an increased protection. The adjustable beam is suitable for parapets up to 6 ft. height. The roller is easily assembled and disengaged.
Unit weight (lb.)
150
Counterweight (lb.)
504(12@42)
Outreach (ft.)
2
Span from front wheels to rear wheels (ft.)
4
Counterbalance safety factor
4:1
Parapet height min-max (in.)
24-78