SR-71 Blackbird from Lightning Discs
Production
Manufacturer / Distributor: Lightning Discs
Approved Date: Jan 1, 1988
Certification Number: 88-08
Specifications
Max Weight: 181.8gr
Diameter: 21.9cm
Height: 2.1cm
Rim Depth: 1.2cm
Rim Thickness: 1.3cm
Inside Rim Diameter: 19.2cm
Rim Depth / Diameter Ratio: 5.5%
Rim Configuration: 27.50
Flexibility: 8.62kg
Technical Standards
- Technical Standards
- PDGA Approved Disc Golf Equipment
- Disc Golf Equipment Manufacturers
- Flying Disc Museum – PDGA Test Discs
- Archives and Resources