SPECIFICATION SHEET
Specifications are model-year and configuration dependent. We display only sourced values. Unknown values are explicitly marked and should not be inferred from newer bows of the same name.
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Martin Kam-Act specifications & model years
1974 · Compound · Historic model and source documented; other specifications pending
A documented early lever-actuated compound design. A four-page 1974 brochure survives as scans.
- Draw weight
- 20–80 lb adjustable by cable changes (period claim)
- Cam system
- Kam-Act lever system
Historical specifications can differ by year and configuration. A secondary archive is not independent manufacturer verification. Missing specifications are not zero.