Reviews Dual Sheave Cable Pulley

Maasdam Rope Puller Kit- with 200' Rope, Spliced Hook and Loopie Sling

Very high efficiency single pulley with one-way rotation and swivel.
Designed to be used in conjunction with a descender for maximum simplicity when setting up a heavy load deviation or haul systems for work at height or rescue.
Optimal hauling efficiency and lowering convenience: the faceted sheave only rotates in one direction, providing excellent efficiency when hauling and adding friction zones for the rope for additional braking when lowering heavy loads.
Easy handling: swivel allows pulley to be oriented under load and accepts up to three carabiners and allows the use of ropes and slings to facilitate maneuvers..
Sheave diameter: 40 mm maximum usage load: 3 x 2 = 6 kN.

...or you in a wide variety of applications, like general rigging, hauling, dragging system, rescue, tree climbing, mountaineering, etc..
Easier rope installation and removal due to swing side plates. You don't have to thread rope from end to end, much facilitate the set-up progress of system. Prusik minding plates and sheaves efficiently tend prusik of progress capture system..
The closing style of connecting point qualifies the pulley to be compatible with most kinds of carabiners. Large connecting space, enough for 2 carabiners attachment. Bottom becket creates additional attachment point, simplifying the whole system..
Adoption of ball bearing sheave assures a nicely smooth rotation as well as keep up to its maximum efficiency..
Certified and conforming to CE EN 12278 (for pulley), Rating to 40kN=2 x (10kN+10kN) breaking strength. 36mm / 1.41in sheave diameter, provides high pulley efficiency for all you need for a pulley, no matter in arborist applications, or pulling a stranded boat, hauling some out of a crevasse, etc..

...ke general rigging, hauling, dragging system, rescue, tree climbing, mountaineering, etc..
Easier rope installation and removal due to swing side plates. You don't have to thread rope from end to end, much facilitate the set-up progress of system. Prusik minding plates and sheaves efficiently tend prusik of progress capture system..
The closing style of connecting point qualifies the pulley to be compatible with most kinds of carabiners. Large connecting space, enough for 2 carabiners attachment. Bottom becket creates additional attachment point, simplifying the whole system..
Adoption of ball bearing sheave assures a nicely smooth rotation as well as keep up to its maximum efficiency..
Certified and conforming to CE EN 12278 (for pulley), Rating to 40kN=2 x (10kN+10kN) breaking strength. 36mm / 1.41in sheave diameter, provides high pulley efficiency for all you need for a pulley, no matter in arborist applications, or pulling a stranded boat, hauling some out of a crevasse, etc..

Made of 304 stainless steel, sturdy, anti-rust and corrosion-resisttant with strong structure.
Rope Size Range: 3/8-1/2 Inches, Sheave Diameter: 2 Inches, Overall Length: 5 Inches.
Easy installation of a flexiable sliding pulley for kayaks, canoes, construction, household project.
Smooth turning wheels, 360 degree rotation to prevent rope or cable from knotting.

【Function】This 3in garage door pulley kit designed to repair or replace damaged parts of your old, worn, noisy and jumping doors. Provide a quiet, smooth and pleasant door opening/closing..
【Compatible】The 3in sheave pulley is 3/8” bore and 3/8” cable groove, which adapt to most commonly garage doors and accept max 5/16” diameter pulling cable or straps..
【Valued Package】The package include 4 pulleys and 2 clevis forks, this can be used as 2 fixed pulleys plus 2 sliding clevis wheel pulleys, fulfill your various demand. Coming with 4 screws and nuts, saving your time to look for from drawer or corner..
【High Quality】The garage door pulley system is heavy duty, 200lb load rating for doors up to 400lb. Durable steel construction, center race with 9 ball bearings and pre-lubricated in factory for smooth sliding..
【Kindly Reminder】Professional installation is recommended. If DIY, please remember wearing safety guard always, using the proper tools and install properly..

Facilitates manipulations: - Keylock system prevents any accidental snagging of the carabiner when putting the pulley in place - gate opening on the pulley side facilitates installation of the rope when the pulley is fixed to the anchor - may be used with a CAPTIV positioning bar to favor loading of the carabiner along its major axis and to limit the risk of it flipping - sheave mounted on sealed ball bearings for excellent efficiency.
With TRIACT-LOCK locking system: may be used to minimize friction on the work rope while keeping set-ups simple. May also be used to install redirects..
H profile of carabiner: - ensures an improved strength-to-weight ratio - protects markings from abrasion.
Specifications Material(s): aluminum Min. rope diameter: 7 mm Max. rope diameter: 13 mm Sheave diameter: 18 mm Maximum working load: 2 x 2 = 4 kN Efficiency: 85 % Major axis strength: 20 kN Minor axis strength: 8 kN Open gate strength: 7 kN.
Warning: RollClip Triact- Lock can't be used with Ascender (doesn't fit through the holes).

Quality-manufactured pulley for mountain rescue, tower work, ski patrol or whatever requires block and tackle system..
Sheave of 2.24 inches Dia, pulley with large sheave is much better and easier for hauling big load..
Mounted with ball bearing for higher efficiency and smoothness! Swing side for easy and rapid rope installation and removal!.
CE / UIAA Certification! Rating to 32kN / 7100lbs for high durability to satisfy all your requirements, like pulling a stranded boat, hauling some out of a crevasse, etc..
Compatible with wide range of ropes, up to 16mm (5/8")! Multiple anchors for complex rescue / hauling system setup!.