Kam-Act

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Kam-Act from Martin Archery catalog (1974)
The Kam-Act could be adjusted to any draw weight from 20 to 80 pounds by changing the cable
between the limb and cam, had a positive adjustable draw stop, internal tiller cables and full draw length
adjustment.
Kam-Act patent
Roy Hoff
at the Safari Shoot in Fresno, California
Prototype Kam-Act
1972-73
Ryan Martin holding a custom painted Kam-Act  Custom painted Kam-Act bows
Terry shooting the original prototype Kam-Act. He has a 28" draw and the prototype was set at 32". The fun challenges of R & D. (1973) Assembly room for Kam-Act (1975)
1974 Brochure
(Page 1)
1974 Brochure
(Page 2)
1974 Brochure
(Page 3)
1974 Brochure
(Page 4)
String Anchor used on Kam Act Photo shows how to string the power cable
Vegas 1974