For people who climb for a living. 09 274 8090

ISC RP056 Arborist Block

ISC RP056 Arborist Block

ISC RP056 Arborist Block




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.

Minimum Qty

1 Items

Order Ships in

1 Bus Days



Product Code: 201-02002001

All prices include GST
  • Distinctive cut away design to reduce weight. These holes have no effect on the overall strength of the pulley
  • For use with rigging lines up to 16mm
  • Sideplates are made from durable stainless steel
  • Heavy-duty screwlock rigging block
  • Working Load Limit (WLL) - 20kN
  • Aluminum sheaves top and bottom
  • CE approved, individually serial numbered
  • Made in Wales
Length 182 mm
Weight 1.49 kg
Suitable for cable? NO
Working Line Ø ≤16 mm
Top Strop Ø ≤25 mm
MBS 100 kN
WLL 20 kN mm
Conforms to CE Approved

Under $250  
Auckland $6.90
North Island $9.90
South Island $12.90
Orders Over $250 FREE*

Orders with Rural Delivery addresses may take longer than stated to arrive.


Due to factors out of our control, Treetools is experiencing random shipping delays and supply issues that may result in some gear not being available either in-store and/or online. We apologise for any inconvenience this may cause.

*Free Shipping excludes ladders and overweight product.

NO INTERNATIONAL SHIPPING Treetools is a 'kiwi only' affair.
Find out more about Treetools Shipping and Return Policy here.
All parcels require a signature on delivery unless requested otherwise.

Accurately tracking the life of a product is paramount for your safety

At Treetools, we prioritize your safety above all else, so we cannot accept returns on safety equipment. This policy ensures that your gear is always brand new, safe, and traceable to our trusted manufacturers and suppliers. We understand the critical role this equipment plays in your safety, potentially even preserving your life during climbs or work aloft. Therefore, we urge you to choose carefully before making your purchase. Additionally, please note that suitably trained and qualified individuals should use the climbing and rigging equipment listed on our website. Thank you for your understanding and commitment to safety.

What counts as work at height safety equipment?
  • Ascenders
  • Carabiners
  • Climbing Kits
  • Climbing Lines
  • Climbing spurs
  • Connectors
  • Descenders
  • Friction Cords
  • Friction Savers
  • Harnesses
  • Helmets
  • Lanyards
  • Pulleys
  • Rope Tools
  • Slings
  • Swivels

It is crucial that you select compatible gear for your specific configuration to ensure maximum safety. Failure to do so may result in severe consequences. We highly recommend that you choose the correct diameter rope that matches the hardware you are using. Please note that safety products cannot be returned due to configuration incompatibility. Therefore, we strongly advise you to conduct thorough research or ask us for clarification before making a purchase. Your safety is our top priority.

You may also like

Copyright © Treetools New Zealand 2024. All rights reserved.