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ISC Compact Arborist Rigging Block - 1/2" Rope - #RP048

ISC Compact Arborist Rigging Block - 1/2" Rope - #RP048ISC Compact Arborist Rigging Block - 1/2" Rope - #RP048ISC Compact Arborist Rigging Block - 1/2" Rope - #RP048ISC Compact Arborist Rigging Block - 1/2" Rope - #RP048ISC Compact Arborist Rigging Block - 1/2" Rope - #RP048
  • USUALLY SHIPS: 1 - 2 Days
  • Made in Wales

Product Description

  • About half the size of the classic "small" frame block, fits in the palm of your hand
  • Incredibly light, but strong, very impressive strength-to-weight ratio
  • Forged aluminum sideplates and an aluminum sheave
  • Aluminum alloy bushings and sheaves are supported by stainless steel axles
  • Fitted with a spring-lock closure mechanism
  • CE approved, individually serial numbered


Frame Size
Micro / Compact
Rope Size
Sheave Size
Arborist Blocks
Green / Gray
WLL (lbs)
Overall Length
Overall Width
Weight (lbs)

Questions & Answers

2 Questions & 2 Answers
from NY asked:
May 17, 2020
How about if using 5/8 line to hang it?
1 Answer
Yes, the manufacturer refers to this as the "topping strap".  Your hanging line (dead eye sling, etc.) can be 5/8" but the working line remains 1/2".
Submitted by: WRS on May 17, 2020

from Niagara Falls, NY asked:
May 7, 2020
Would it be possible to use a 5/8" line in this block or no?
1 Answer
It would likely fit, but it is not recommended or approved by the manufacturer.
Submitted by: WRS on May 8, 2020

Product Reviews

Safety Notice

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Although Westech Rigging Supply strives to manufacture and sell the highest quality rigging and safety gear, use of the gear is dangerous if not used correctly by competent trained professionals. Westech Rigging Supply disclaims any liability resulting from the misuse of its rigging and safety gear. Please take a moment to more thoroughly review our disclaimer.

Westech Rigging Supply rigging and safety gear is only intended to be used by competent trained professionals. Misuse of the rigging and safety gear can result in serious injury up to and including loss of life. As such, Westech Rigging Supply disclaims liability for any misuse or incorrect product selection by our customers.

Rigging and safety gear purchased from Westech Rigging Supply should be used in strict accordance with all industry and OSHA standards. At no time should rigging or safety gear be used beyond its certified load ratings (aka Working Load Limits). Normal wear and tear should be expected with use of rigging and safety gear; therefore, all gear should be thoroughly inspected before each and every use. Worn or unsafe rigging and safety gear should never be used.