2 kilo discus diameter in various weights with steel rim and durable plates; designed for practice; use heavy implements to improve specific strength and light implements for speed at practice.
2.25k plus power ring includes a plastic coated metal ring that fits inside the discus to add weight on the outer edge of the discus.
The Shot Put and Discus Throw Manual has over 200 pages of incredible content; from technique to pre-designed workouts - this book has everything you need as a THROWS COACH!