Muttley Crew
Various integrated calculators for spine tuning.
The tools below were all created from shaft manufacturer charts and tables
Muttley Crew longbow arrow spine calculator - cross-reference below is from various other charts and models.
Enter your arrow specifications to find suitable bows
Muttley Crew Archers revision of Stu Miller's calculator
Credits Original Spreadsheet: Stu Miller :: Download The Javascript
Deflections: ATA/AMO/GNAS 2.0 lb @ 26″ : — in ASTM 1.94 lb @ 28″ : — in (—) Next Easton Tube: — lb ATA/AMO/GNAS Pounds: — lb
Will try to choose the nearest stiffer Easton/Common Spine match.