Four20 from Vibram Disc Golf
![](https://www.pdga.com/files/styles/course_map/public/disc_certification/3-25-14_side_four20.jpg?itok=AbRxew8m)
Production
Manufacturer / Distributor: Vibram Disc Golf
Approved Date: Mar 31, 2014
Certification Number: 14-32
Specifications
Max Weight: 174.3gr
Diameter: 21.0cm
Height: 1.7cm
Rim Depth: 1.1cm
Rim Thickness: 2.4cm
Inside Rim Diameter: 16.2cm
Rim Depth / Diameter Ratio: 5.2%
Rim Configuration: 26.00
Flexibility: 6.69kg
Technical Standards
- Technical Standards
- PDGA Approved Disc Golf Equipment
- Disc Golf Equipment Manufacturers
- Flying Disc Museum – PDGA Test Discs
- Archives and Resources