Welcome to Defender Canada! 
Schaefer Stanchion Ring - 36-04 Item # 881160
Description
Schaefer Stanchion Ring
Features:
- Simple adapter for adding a second lifeline to 1" OD stanchions
- Accepts coated lifeline wire up to 5/16" dia.
- Allen head set screws lock ring in place
Specifications:
- Schaefer Model No. 36-04
- Material: Stainless steel polished
- Dimensions: 1-5/8" L X 1-5/16" W
- Fasteners Required: (2) Set screws (included)