Connection isn't a range-only skill. You can train the feeling of arms and body working together at home, in a hallway, in ten minutes. No ball, no net, no noise. Here are five drills that actually build the habit.
1. The towel under both arms
Tuck a hand towel under both upper arms and make slow swings without letting it drop. It's the oldest connection drill there is, and it works, right up to the point where the towel slides out on longer swings. Good for the takeaway; limited past halfway back.
2. Slow-motion mirror turns
Face a mirror, cross your arms over your chest, and turn back and through. Watch your arms and chest move as one unit. No club, no ball, just the picture of connection burning in. Two minutes a day changes what "correct" feels like.
3. The pump-and-hold
Take the club to the top, then pump down to waist height three times, keeping your lead arm close to your chest each time. You're teaching the downswing to keep the arms in, not throw them out. Slow is the point.
4. Feet-together strikes
Hit small shots with your feet almost touching. You can't get away with an armsy, off-balance swing from this base. The only way to make contact is to let the body lead and the arms follow. Instant feedback, no gadget required.
5. Train the feel, then remove it
The drills above build a picture. A trainer builds the feeling, and the feeling is what survives to the first tee. Put the Sync Ball between your forearms and make the same slow swings; the moment your arms separate, you feel it give. Or strap on the WidthPro and let the frame hold the shape while your muscles learn it. Then take it off and hit balls. The point of every drill on this list is the same: do it until you don't have to think about it.
Pick two of these, do them three times a week, and give it a fortnight. Connection is a habit, and habits are built with reps, not with one good lesson you forget by Saturday.