ISC large cast 20mm pulley, yellow, with rotating wheel and attachment point.
ISC large cast pulley for 20mm rope, durable and efficient, ideal for tree surgeons and high-load applications.
    ISC large cast 20mm pulley, yellow, with rotating wheel and attachment point.
    ISC large cast pulley for 20mm rope, durable and efficient, ideal for tree surgeons and high-load applications.
ISC large cast 20mm pulley, yellow, with rotating wheel and attachment point.

Free Delivery

ISC large cast pulley for 20mm rope, durable and efficient, ideal for tree surgeons and high-load applications.

Free Delivery

Large Cast Pulley 20mm Rope

SKU: ISC | IS-RP057A1

Regular price
£157.21 Ex VAT
£157.21 £157.21 Ex VAT
Shipping calculated at checkout.
Regular price
£157.21 Ex VAT
£188.65 Inc VAT
RRP: £174.95 Ex VAT
Sale price
£157.21 £157.21 Ex VAT
Regular price
£188.65 £188.65 Inc VAT
Was £174.95 Ex VAT

In Stock

or 4 interest-free
payments of £47.16 with

Free Delivery Over £75 *

Worldwide Shipping from the UK

Trusted UK Arborist Retailer

30-Day Easy Returns

Product information & specifications

+

ISC Large Cast Pulley for 20mm Rope – RP057 Heavy-Duty Rigging Pulley

The ISC Large Cast Pulley for 20mm Rope is a heavy-duty professional rigging pulley designed for large-scale arborist lowering, lifting and dismantling operations. Built as ISC’s biggest block yet, the RP057 combines robust construction, rope-friendly performance and a high working load limit for demanding tree rigging applications.

With a working load limit of 4000kg / 8800lbs, this large rigging pulley is ideal for bigger rigging jobs where strength, durability and smooth rope handling are essential. Designed for use with up to 20mm / 3/4" rope, it is a dependable choice for professional arborists carrying out heavy timber lowering and controlled dismantling work.

Key Features

  • ISC Large Cast Pulley RP057 for professional rigging
  • Designed for up to 20mm / 3/4" rope
  • Heavy-duty construction for large rigging jobs
  • 4000kg / 8800lbs working load limit
  • Durable, robust and rope-friendly design
  • Ideal for heavy timber lowering and dismantling
  • CE approved for professional use
  • Individually serial numbered for traceability

Built for Larger Rigging Jobs

The ISC RP057 is designed for demanding arborist rigging operations where larger ropes, heavier timber and stronger hardware are required.

High Working Load Limit

With a 4000kg / 8800lbs working load limit, this pulley is built to handle substantial rigging forces during controlled lowering and dismantling tasks.

Rope-Friendly Performance

The large cast pulley design helps support smooth rope movement, reducing unnecessary friction and helping protect rigging ropes during use.

Professional Traceability

Each ISC Large Cast Pulley is individually serial numbered, supporting equipment inspection, traceability and professional kit management.

Technical Specifications

Specification Details
Product Name ISC Large Cast Pulley RP057
Pulley Type Large heavy-duty rigging pulley
Maximum Rope Diameter 20mm / 3/4"
Working Load Limit 4000kg / 8800lbs
Approval CE approved
Traceability Individually serial numbered

Ideal For

  • Large-scale arborist rigging operations
  • Heavy timber lowering and dismantling
  • Professional tree surgery rigging systems
  • Controlled lowering with larger rigging ropes
  • Arborists needing a robust high-capacity pulley

Explore More

Best For

The ISC Large Cast Pulley RP057 is best suited to professional arborists who need a durable, high-capacity rigging pulley for larger lowering and dismantling jobs.

Why Choose the ISC Large Cast Pulley?

With its 4000kg working load limit, 20mm rope capacity, robust cast construction and rope-friendly design, the ISC RP057 is built for serious professional rigging work.

Climbing Hardware

SWL 40kN
MBS 200kN
Weight 3432g
Material Cast Aluminium
Width 160mm
Length 258mm
Working Load Limit (WLL) 40kN
Rope Size 19mm

ISC Large Cast Pulley for 20mm Rope – RP057 Heavy-Duty Rigging Pulley

The ISC Large Cast Pulley for 20mm Rope is a heavy-duty professional rigging pulley designed for large-scale arborist lowering, lifting and dismantling operations. Built as ISC’s biggest block yet, the RP057 combines robust construction, rope-friendly performance and a high working load limit for demanding tree rigging applications.

With a working load limit of 4000kg / 8800lbs, this large rigging pulley is ideal for bigger rigging jobs where strength, durability and smooth rope handling are essential. Designed for use with up to 20mm / 3/4" rope, it is a dependable choice for professional arborists carrying out heavy timber lowering and controlled dismantling work.

Key Features

  • ISC Large Cast Pulley RP057 for professional rigging
  • Designed for up to 20mm / 3/4" rope
  • Heavy-duty construction for large rigging jobs
  • 4000kg / 8800lbs working load limit
  • Durable, robust and rope-friendly design
  • Ideal for heavy timber lowering and dismantling
  • CE approved for professional use
  • Individually serial numbered for traceability

Built for Larger Rigging Jobs

The ISC RP057 is designed for demanding arborist rigging operations where larger ropes, heavier timber and stronger hardware are required.

High Working Load Limit

With a 4000kg / 8800lbs working load limit, this pulley is built to handle substantial rigging forces during controlled lowering and dismantling tasks.

Rope-Friendly Performance

The large cast pulley design helps support smooth rope movement, reducing unnecessary friction and helping protect rigging ropes during use.

Professional Traceability

Each ISC Large Cast Pulley is individually serial numbered, supporting equipment inspection, traceability and professional kit management.

Technical Specifications

Specification Details
Product Name ISC Large Cast Pulley RP057
Pulley Type Large heavy-duty rigging pulley
Maximum Rope Diameter 20mm / 3/4"
Working Load Limit 4000kg / 8800lbs
Approval CE approved
Traceability Individually serial numbered

Ideal For

  • Large-scale arborist rigging operations
  • Heavy timber lowering and dismantling
  • Professional tree surgery rigging systems
  • Controlled lowering with larger rigging ropes
  • Arborists needing a robust high-capacity pulley

Explore More

Best For

The ISC Large Cast Pulley RP057 is best suited to professional arborists who need a durable, high-capacity rigging pulley for larger lowering and dismantling jobs.

Why Choose the ISC Large Cast Pulley?

With its 4000kg working load limit, 20mm rope capacity, robust cast construction and rope-friendly design, the ISC RP057 is built for serious professional rigging work.

Climbing Hardware

SWL 40kN
MBS 200kN
Weight 3432g
Material Cast Aluminium
Width 160mm
Length 258mm
Working Load Limit (WLL) 40kN
Rope Size 19mm

Delivery & Returns

+

UK Delivery

Fast, reliable delivery from our UK warehouse.

  • FREE UK Standard Delivery
    applies to eligible UK orders over £75 ex VAT.
    Estimated delivery: 2–4 working days

  • UK Standard Delivery from £3.60 + VAT
    Estimated delivery: 2–4 working days


  • Next Working Day Delivery£6.00 + VAT

    Order before 3:00pm (Monday–Friday) for next working day delivery

All UK orders are dispatched Monday–Friday and sent via a tracked courier service.

International Delivery

We ship worldwide from the UK.

  • Europe from £10.00

    Estimated delivery: 2–7 working days
  • Rest of the World from £12.00

    Estimated delivery: 2–11 working days

Shipping costs and delivery times are calculated at checkout based on destination and order contents.

Customs, Duties & Taxes

International orders may be subject to local import duties, taxes, or customs charges.

When UPS is selected at checkout, applicable duties and taxes are included in the total price. For other shipping services, duties and taxes may be charged separately on delivery and are the responsibility of the recipient.

Customs processing times may affect delivery estimates.


Returns

30-Day Return Policy

  • Items can be returned within 30 days of delivery
  • Products must be unused and in original condition
  • Return postage costs apply unless the item is faulty or incorrect


For full details, please visit our Shipping & Returns page.

UK Delivery

Fast, reliable delivery from our UK warehouse.

  • FREE UK Standard Delivery
    applies to eligible UK orders over £75 ex VAT.
    Estimated delivery: 2–4 working days

  • UK Standard Delivery from £3.60 + VAT
    Estimated delivery: 2–4 working days


  • Next Working Day Delivery£6.00 + VAT

    Order before 3:00pm (Monday–Friday) for next working day delivery

All UK orders are dispatched Monday–Friday and sent via a tracked courier service.

International Delivery

We ship worldwide from the UK.

  • Europe from £10.00

    Estimated delivery: 2–7 working days
  • Rest of the World from £12.00

    Estimated delivery: 2–11 working days

Shipping costs and delivery times are calculated at checkout based on destination and order contents.

Customs, Duties & Taxes

International orders may be subject to local import duties, taxes, or customs charges.

When UPS is selected at checkout, applicable duties and taxes are included in the total price. For other shipping services, duties and taxes may be charged separately on delivery and are the responsibility of the recipient.

Customs processing times may affect delivery estimates.


Returns

30-Day Return Policy

  • Items can be returned within 30 days of delivery
  • Products must be unused and in original condition
  • Return postage costs apply unless the item is faulty or incorrect


For full details, please visit our Shipping & Returns page.

Customers also viewed