All Pulleys and Blocks

Fixed Plate Pulley by ISC, 1/2"

Load rated becket 12kN, popular use with HMS carabiners, 6,294 lbs, Aluminum 1/2" sheave, weighs 2.5 ounces.

Micro Twin Pulley by ISC, 1/2"

Small Double Pulley good for re-directs, 4,945 tensile strength, aluminum, bushing axle, aluminum 1/2" sheave, weighs 4.5 ounces

2.2 ton Stainless Steel Flame Block by ISC, 5/8"

This 2-ton stainless-steel tailboard block sports a cool flame pattern that shaves significant weight off of the overall specifications with very little loss of strength.

3" sheave, up to 5/8" line capacity, weighs 3.15 pounds, 2.2 ton working load limit. Orange sheave (5/8" rope capacity) for easy identification.

4.5 Ton Giant Spring Lock Aluminum Block by ISC, 3/4" line

4-5/8" sheave, up to 3/4" rope capacity, weighs 7.7 lbs, 4.5 ton working load limit. Green sheave (3/4" rope capacity) for easy identification.

2.4 Ton Spring Lock Aluminum Block by ISC, 3/4" line

2-3/4" sheave, up to 3/4" rope capacity, weighs, 3.75 lbs, 2.4 ton working load limit. Green sheave (3/4" rope capacity) for easy identification.

2.4 Ton Spring Lock Aluminum Block by ISC, 5/8" line

2-3/4" sheave, up to 5/8" rope capacity, weighs, 3.75 lbs, 2.4 ton working load limit. Orange sheave (5/8" rope capacity) for easy identification.

Rescue Pulley by Petzl, 9/16" max

High strength, high efficiency pulley

Gemini Pulley by Petzl, 1/2" max

Lightweight double Prusik pulley.

Pinto Pulley by DMM, 13mm

This pocket-sized wonder has beautifully rounded edges and flush axle ends for ideal use around life safety ropes. It is recommended that OVAL shaped carabiners be used with the Pinto Pulley.

Pinto Rig Pulley by DMM, 16mm

This pocket-sized wonder has beautifully rounded edges and flush axle ends for ideal use around rigging ropes. It is recommended that OVAL shaped carabiners be used with the Pinto Rig Pulley.

DMM Hitch Climber Pulley (gold or red)

This unique micro-sized pulley is the hub of many modern, DdRT (doubled rope technique) climbing systems and affords a variety of highly-efficient rope working techniques. Step inside and check out our link to The Hitch Climber's Guide to the Universe (pdf) for more on this climbing marvel.

CMI Micro Mouse 2i Pulley

Use as a rolling connection to a saddle's bridge or prusik minding pulley for split tail climbing.

Micro Pulley by CMI, Single Sheave

This micro-sized pulley is perhaps the most popular of it's style in the entire tree climbing industry. 

Prusik-minding Micro Pulley

Identical to our most popular Micro Pulley except with square, flared edges for improved tending against bulky hitches.

Glide Pulley by CMI, 1/2"

Advanced Hitch Micro Pulley that works well on harnesses with rope bridges. Maximum 13mm line.

Double Micro Block Pulley

The becket provides attachment point for rigging mechanical advantage.

Minder Single Pulley by Petzl, Large

Petzl Minder Single pulley, red, aluminum.

Twin Pulley by Petzl, Large

Petzl's Twin minding pulley, red & black, aluminum.

Pulley 4" Aluminum Sheave

Stainless Steel Plates

Pulley 2.4" Aluminum Sheave

Stainless Side Plates, Beckets at each end.

Pulley 2.37 Sheave

Stainless Steel Plates

Pulley 2.4" Single Sheave

Aluminum Plates

Triple Pulley

4" Tri-sheave SS Plates

SideBySide Double Pulley

4" Sheave SSPlates

Side By Side Double Pulley

2" Sheave Stainless Steel Plates

Mini Traxion Pulley

For 8 - 13 mm ropes

Pro Traxion Pulley

w/ Aluminum Sheave

Petzl Tandem (rope trolley pulley)

Double in-line aluminum sheaves for Tyrolean traverses on synthetic ropes (of maximum 13mm diameter)

Petzl Tandem Cable (rope or cable pulley)

Double in-line stainless steel sheaves for Tyrolean traverses on wire (of maximum 12mm diameter) or synthetic ropes (of maximum 13mm diameter)

Pulley

Microtrolley Stainless Steel

Trac Pulley

by Petzl

Large Fiddle Block with Cleat, 1/2"

Large Fiddle Block

w/o Cleat 1/2" line

Omni Swivel Double Block by Rock Exotica, 1/2"

Double Locking Feature, with 360° swivel, 2 sheaves and a maximum of 13mm line.

Omni Swivel Single Block by Rock Exotica, 1/2"

Double Locking Feature, with 360° swivel, and a maximum of 13mm line.

2 Ton Steel Block

Zinc-Plated Tailboard Block

3 Ton Stainless Steel Block by CMI, 3/4" line

2-3/4" sheave, up to 3/4" rope capacity, weighs 4.5 lbs, 3 ton working load limit.

2 Ton SS Block

For 5/8" Lines

Heavy Duty Arborist Block by CMI, aluminum

Finally, a giant block for your beefy ropes! Blue Anodized Aluminum sideplates, Aluminum sheave, Bushing, and Stainless Steel axle. 68,000 lbs tensile strength, up to 1" rope capacity, weighs 6.6 pounds

Combo/Sling & Block

3/4 x 12' Tenex Sling & CMI's 2-Ton Steel Block.

ISC 2.4 Ton Block & Tenex Sling Combo, 3/4" x 12'

3/4 x 12' Tenex Sling with 2.4 ton Spring Lock Block.

Combo Sling & Block

3/4x16' Sling w/ 2-Ton Steel Block

Sling & Block Combo

1/2x16'Amst Sling&2ton Stl Block

Small Impact Rigging Block by DMM, 5/8"

Whether you’re seeking premium-grade hardware to please your euc man tendencies or bulletproof design for your oak man side, consider an investment in the new impact. Smaller Block for up to 5/8" line, 4.496 ton WLL, Weight 4.1 lbs.

Large impact Rigging Block by DMM, 3/4"

This latest innovation from DMM is the result of a 3-year project in consultation with Treemagineers to produce a tailboard rigging block second to none on earth. Large Block up to 3/4" line, 6.74 ton WLL, weight 7.65 lbs

Rapide Hitch Climber Pulley, 9-14 mm

Rapide sintered roller bearings (90% rolling efficiency). For lines 9 to 14 mm, 3.4 oz.