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Semroc Centering Ring Wound Craft Paper BT-3 to BT-5(1pk)  SEM-CR-3-5

Semroc Centering Ring Wound Craft Paper BT-3 to BT-5(1pk) SEM-CR-3-5

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$0.29
SKU:
SEM-CR-3-5
Availability:
Ships same or next day
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Semroc Centering Ring Wound Craft Paper BT-3 to BT-5(1pk) SEM-CR-3-5

Also used as a Thrust Block or Engine Block

1 pack

ID= 0.371"

OD= 0.515"

Thickness= 0.072"

Length= 0.125" 

wound craft paper construction

Warranty for 1 year from manufacturer defects
  • 5
    Perfect fit in the BT-5 body tube

    Posted by Jonathan Ott on 8th Aug 2018

    These rings are a perfect fit in the BT-5 body tube, making for excellent motor blocks/thrust rings.