
3 players standing on plyo boxes or chairs and holding the ball over the net in zones 4,3,2. Players from the other approach the net jump for block and snatch the ball from the player. Then they land without touching the net and hand the ball back to the player under the net.
This practice has no coaching points
This practice has no progressions
New hitters rarely miss because of their arm. They miss because of their feet. Build a reliable approach, then time it with your setter.
When your hitter gets stuffed, five teammates standing and watching is how you lose the point. Good attack coverage turns a blocked ball into a second swing.
Coaches spend hours correcting arms in serve receive when the real fault is almost always the feet. Fix the movement and the platform fixes itself.