Our newest Ninja Course is compact and feature packed!
This video details the operation of the 2-Person Cross Country Ski machine by Greenfields.
New! Functional fitness rig designed to complement Ninja Courses
Greenfields On Social Media Follow us for updates on events, new equipment, app features and more. Greenfields Sponsors Ninja Competitor Adam Rayl Greenfields is excited…
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Thank You For Your Interest In The Greenfields Ninja Grants Transform Your Outdoor Space Ninja Courses are ideal for kids who have outgrown traditional playgrounds.…