All in all, we spent hundreds of hours combing through thousands of user reviews to put together a comprehensive list of the best tandem pulley on the market. We then delved into these tandem pulley further and put together detailed reviews so that you can easily pick the best tandem pulley for your needs.

Best tandem pulley

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Best tandem pulley reviews

1. NAXEN Zip Line Pulley Tandem Speed Dual Trolley with Oval Carabiner

Feature

Super Smooth. NAXEN zipline pulley is mounted on ball bearing, features smooth rotation up to 35 m/s.
Cable Acceptable. The tandem double pulley can work on steel cable and textile rope both.
Safety Pulley. Made from aircraft aluminum alloy, the speed dual trolley is sturdy enough to support up to 30kN (6700lbs)
CE Certification. Zipline pulley and Carabiner both get CE Certification and meet EN12278(pulley) EN362(carabiner) standard.
Build your Backyard Zipline Set with NAXEN Tandem Speed Trolley Now!

2. Ito Rocky Zipline Pulley 28KN CE Certified Tandem Double Pulley Trolley Climbing Gear with with Stainless Steel Ball Bearings for Rescue Lifting

Feature

[ CE Certification ] - Ito-Rocky pulley provides great smooth rotation and efficient performance.
[ Dimensions ] - MBS: 28 KN; Rope size: < 13mm/0.36inch Rope; Size: 4.21" x 3.2".
[ Widely Applicable ] - Ito-Rocky Pulley is Convenient to carry or disposed as an efficient pulley for hauling, rescue, glacier travel and backyard zip line.
[Self-lubricating & Ball-Bearing Design ] - Made frome Aircraft Aluminum Alloy, less contact area with axle, more efficient with very little friction in system, double Aluminum Alloy sheaves with sealed stainless steel ball bearings could compatible with both textile rope and cable.
[Easy to Use ] - Holes for easily clipping carabiners, flexible enough for you to set your preferred zipline mode; The hole for easily clipping carabiners, the hole for easily clipping carabiners.

3. PETZL - Tandem, Double Pulley for Travel Along Ropes

Feature

INTENDED USE: The TANDEM pulley is designed for smooth and efficient Tyrolean traverses on rope.
CONSTRUCTION: The sheaves mounted on self-lubricating bushings offer good efficiency.
EASY TO USE: The TANDEM's attachment point accepts up to 3 carabiners to facilitate use.
SPEED: The maximum speed allowed on the TANDEM pulley is 10 meters per second.
DETAILS: The TANDEM weighs 195 grams. It has a working load of 10 kN and a breaking strength of 24 kN. It accepts ropes up to 13 mm in diameter.

4. PETZL - Tandem Speed, Double Pulley for Travel Along Ropes and Cables

Feature

INTENDED USE: The TANDEM SPEED is specifically designed for lower-angle Tyrolean traverses.
CONSTRUCTION: The stainless steel sheaves mounted on ball bearings allow for sustained speed independent of weight, temperature, and humidity.
EASY TO USE: The TANDEM SPEED's attachment point accepts up to 3 carabiners to facilitate use.
SPEED: The TANDEM SPEED is the fastest of Petzl's carriage pulleys. The maximum speed allowed on the pulley is 20 meters per second.
DETAILS: The TANDEM CABLE weighs 270 grams. It has a working load of 10 kN and a breaking strength of 24 kN. It accepts ropes up to 13 mm in diameter and cables up to 12 mm in diameter.

5. SEOH Pulley Aluminum Double Tandem Metal Bracket with Hooks

Feature

One pulley 2 inch (50mm), other 1.55 inch (40mm) dia.

6. Lixada 30kN Zipline Cable Trolley Pulley with Ball Bearing Rock Climbing Caving Aloft Work Rescue

Feature

Tensile strength 30kN.
Apply for Max. 13mm diameter ropes.
Feature efficient bearings for high-speed adventure.
Stainless steel pulley which is made of high quality aluminum and magnesium alloy.
For climbing, rescue, aloft work, engineering, caving, etc.

7. Lixada Zip Line Pulley Tandem Speed Dual Trolley 30kN Trolley Dual Pulley with Ball Bearing for Rock Climbing Caving Aloft Work Rescue

Feature

Tensile strength 30kN.
Apply for Max. 13mm diameter ropes.
Feature efficient bearings for high-speed adventure.
Stainless steel pulley which is made of high quality aluminum and magnesium alloy.
For climbing, rescue, aloft work, engineering, caving, etc.

8. pasway Tandem Speed Dual Pulley Zip Line Trolley 30KN with Climbing Mountaineering Buckle Carabiner (B - Blue)

Feature

>- Double Trolley Pulley: Mounted with ball bearing, the double sheaves of pulley provides great smooth rotation and efficient performance, the maximum allowable speed 35 m/s
>- Pulley Material: High strength stainless steel ball bearing and aluminum body. only 280g but Breaking Strength up to 30 kN (6744 lbf)
>- Carabiner Material: High strength stainless steel, about 100g, Breaking Strength: 25KN
>- The hole for easily clipping carabiners, double steel sheaves could compatible with both textile rope and cable
>- Double trolley pulley great for back yard zip line setting, mountaineering, tyrolean, rescue applications or other rope access

9. Youngneer Zipline Trolley Kit with 25kN Carabiner Double Tandem Dual Pulley for 1/4 5/16 3/8 1/2 Cable for Backyard Zipline Climbing Rescue 30KN 6700LBS

Feature

Safety & Lightweight- This zipline trolley has been appoved by the CE certification. It has high security and stability. Adopted hot-forged aluminum-magnesium alloy shell and stainless steel ball bearing, this double trolley is very lightweight and durable, making it portable for your outdoor adventure activities.
Smooth Bearings & Large Breaking Strength- This ball bearing pulley with dual 361 stainless steel well- polished bearingprovides great smooth rotation. Its maximum rotation speed could reach to 35 m/s. This tandem pulley works far better than a single pulley. Besides, its maximum breaking strength could be reach to 30KN 6700LBS, so it can guarantee your safety at most outdoor applications such as climbing, rescue, swing seats or backyard zipline setting etc.
Coming with Carabiner- Including an auto-locking climbing carabiner constructed by high strength stainless steel. Breaking Strength:25KN; This carabiner makes your backyard zipline, swing seats, baby bouncer setting very easy. You only need to put this double pulley on your zipline, attaching the carabiner into the hole at bottom which you could to hanging swing seats or baby bouncer.
Cable Diameters- This rescue pulley is designed for rope and cable; Max Rope Diameter: 13mm/0.5 inch; Max Cable Diameter: 12mm/0.36 inch.
Wide Application- This stainless steel zipline pulley could be used for backyard zipline/ swing seats/ baby bouncer/setting, dog run tie-out, climbing, lifting, rescue, bungee jumping, downhill, aerial work or other outdoor adventure activities.

10. Amarine Made Zip Line Trolley Tandem Speed Dual Pulley Climbing Mountaineering Buckle Hook

Feature

Strength: MBS: 25 KN; Rope size: < 13mm/0.36inch Cable Rope;Dimensions: 4.09" x 3.46".
Certification: CE 0194. This dual climbing pulley is light weight, fast, safe and excellently durable.
Convenient to carry or disposed, as general pulleys for hauling or transporting equipement.
Holes for easily clipping Hooks, flexible enough for you to set your preferred zipline mode.
Suitable for indoor and outdoor activities: in hauling, dragging, tensioning system, in rescue, great for back yard zip line setting, mountaineering, tyrolean, rescue applications tree climbing, zipline sports etc.

Conclusion

All above are our suggestions for tandem pulley. This might not suit you, so we prefer that you read all detail information also customer reviews to choose yours. Please also help to share your experience when using tandem pulley with us by comment in this post. Thank you!
Trevor Marshall