JEF World of Golf Power Release Trainer with 3 Adjustable WeightsJEF World of Golf Power Release Trainer with 3 Adjustable Weights Build speed, strength, and consistency into your swing with the JEF World of Golf Power Release Trainer. Designed to promote proper swing mechanics and improved accuracy, this versatile training aid is ideal for golfers of all skill levels. With interchangeable weights to progressively challenge your swing, its perfect for pre round warmups or off season training to develop a powerful,