SHOP BY CATEGORY

Showing 1 - 16 of 16
CMI 1^ Arborist Rigging Block
This CMI Block has an MBS of 68,000lbs and a recommended WLL of 13,600 lbs. This block can handle the largest loads, but weighs in at only 6.6 lbs. The block has aluminum sideplates and sheave, and a stainless steel axle. This block is designed for the biggest rigging applications.
RP146
$299.99
Temporarily Out of Stock. More Coming Soon.
CMI 1/2^ Aluminum Rigging Block
Introducing CMI’s newest mini arborist block, the RP162. Weighing in at only 1 pound, the RP162 delivers an impressive MBS of 21,900 lbs. It has a 1/2" rope capacity and is currently the smallest and strongest block of its kind on the market. A screw in top knob ensures a positive lock. SS axles, aluminum sideplates and wheels round out the package.
RP162
$129.95
CMI 3/4^ Aluminum Rigging Block
CMI’s compact aluminum block is small and strong with a large capacity and robust design. Knurled knob for easy push and turn opening. Orange 7075 alloy sideplates, 3-inch aluminum sheave, bronze bushing and stainless steel axle. Proudly made and manufactured in the USA.
RP160
$199.99
CMI 3/4^ Stainless Steel Arborist Block
The RP131 is a 3/4" capacity arborist block from CMI. It has a maximum breaking strength of 45,000 lbs and can accomodate a 3/4 rope. This block weighs 5.65 lbs and has a stainless steel body, swinging side plates, and fixed upper sheave. The sides of this block are relatively sharp compared to other blocks, so care must be taken to avoid rope contact.
RP131
$199.99
CMI 5/8^ Steel Arborist Block
The RP130 is a 5/8" capacity arborist block from CMI. It is designed for use in false crotch systems to help save wear and tear on bull ropes. This rigging block has a spring loaded upper pin with a captive bushing and is made of steel. Fabricated from stainless steel and aluminum for lasting durability in outdoor conditions.
RP130
$129.99
CMI Holdway
CMI has developed the Holdway in conjunction with arborist JB Holdway to simply add friction to a rigging scenario. With a 3/4? rope capacity and an incredible MBS of 35,000lbs the Holdway can be used as a midline attachable rigging point or redirect. The large bend radius of the Holdway allows more of the fibers of the rope to safely share the load and increases the life of your line when compared to other friction devices. This device is intended to replace rigging rings or standard arborist blocks in different situations.
HOLDWAY
$215.00
CMI RP145 Arborist Block
Clear zinc-plated steel sideplates, 2 3/4" aluminum sheave, bushing, and stainless steel axle. The RP145 has a minimum breaking strength of 25,000 lbs and can accommodate a 3/4 rope. This block weighs 3.65 lbs and has a steel body, swinging side plates, and fixed upper sheave. Affordability and durable design make this a great value. The sides of this block are relatively sharp compared to other blocks, so care must be taken to avoid rope contact.
RP145
$104.99
Temporarily Out of Stock. More Coming Soon.
DMM Large Impact Block
The DMM Impact Block is a premium arborist block that has incredible strength and rounded corners. The rounded corners make it operate smoothly on all surfaces. The 3/4” Impact block has a hollow stainless steel spindle allowing advanced rigging operations. The lower sheave is over 4" wide for a wider bend radius that preserves more strength in the rigging line.
IMB-L
$540.00
DMM Small Impact Block
The DMM Small Impact Rigging Block was designed for use in the tree care industry when loads may be dropped into rigging with considerable impact forces. The combination of high quality materials and advanced production processes has ensured a rope friendly, durable and robust product. During design each Impact Block has gone through a thorough dynamic and static testing regime, the end result is a highly functional product with an impressive strength to weight ratio.
IMB-S
$360.00
ISC 1/2^ Aluminum Rigging Block
The RP050 from ISC is now a Hot Forged aluminum block made from high tech aluminum alloy. It is incredibly light, but strong. Aluminum alloy bushings and sheaves are supported by stainless steel axles. Spring lock captive bushings are easily accessed by a quick-twist nob. Sheave is supported by a sintered bronze bushing. Side plates are broad enough to protect lines during use and painted with a powder coated finish.
RP050
$198.27
Temporarily Out of Stock. More Coming Soon.
ISC 1/2^ Rigging Block
This is the newest edition to ISC’s range of Industry Standard Cast Rigging Blocks for Arborists. Weighing in at only one pound, the RP048 delivers an impressive 17 kN Working Load Limit (WLL) and and 85 kN Minimum Break Strength (MBS). Designed to be used with ½” rigging lines, the RP048 is the perfect solution for overhead lowering and lightweight rigging applications. The Spring Lock mechanism allows easy opening (even while wearing gloves) for direct connections to rigging slings and the upper sheave connection point eliminates the need for a carabiner in the system. Now the small and powerful rigging block is made with Hot Forged Technology.
RP048
$150.83
Temporarily Out of Stock. More Coming Soon.
ISC 3/4^ Aluminum Rigging Block
The updated RP055 from ISC is a 3/4” capacity spring block perfect for the working arborist. This rigging block combines the convenience of spring loaded upper pin with a captive bushing, and a lightweight aluminum design. The rope friendly rounded side plates are thick aluminum with a blue powder coating to enhance the life of the block. It is tensile tested to 22, 500 lbs, with a safe working load of 4,496 lbs.
RP055
$232.02
Temporarily Out of Stock. More Coming Soon.
ISC 3/4^ Heavy Duty Aluminum Rigging Block
ISC blocks are made from high tech aluminum alloy so they are incredibly light, but strong. Aluminum alloy bushings and sheaves are supported by stainless steel axles. Spring lock bushings are easily accessed by a quick-twist nob, and are captive, so you won’t loose it. Sheave is supported by a sintered bronze bushing. Cheek plates are broad enough to protect lines during use and painted with a tough, powder coated finish. Individually inspected and CE approved.
RP057
$245.88
Temporarily Out of Stock. More Coming Soon.
ISC 3/4^ Rigging Block
Now manufactured using Hot Forged Technology, combined with high quality materials and components. These blocks are rope friendly, durable and extremely robust. These features combined give maximum security and strength, when the block is rigged as part of an impact system.

Apart from the aesthetically pleasing curves, the ISC impact pulley is designed to work (together with textiles) to absorb the huge forces which are created by the harsh dynamics of heavy Arborist work. The side plates are produced using the best quality hot forged Aluminium and the special manufacturing process allows these pulleys to offer a highly impressive strength to weight ratio.
RP054
$222.95
ISC 5/8^ Aluminum Rigging Block
It is incredibly light, but strong. Aluminum alloy bushings and sheaves are supported by stainless steel axles. Spring lock captive bushings are easily accessed by a quick-twist nob. Sheave is supported by a sintered bronze bushing. Side plates are broad enough to protect lines during use and painted with a powder coated finish. This rigging block combines the convenience of spring loaded upper pin with a captive bushing, and a lightweight aluminum design. It is tensile tested to 22, 500 lbs, with a safe working load of 4,496 lbs.
RP051
$208.64
ISC 5/8^ Flame Rigging Block
This incredible-looking stainless steel screw-lock RP056A block from ISC has a minimum breaking strength of 100 kN and a safe working load limit of 20 kN. Each unit is individually inspected.
RP056
$186.23
Showing 1 - 16 of 16