The one-arm push-up is T4 in the OG2 push progression. It’s not a party trick. It’s the expression of 12–18 months of systematic push training — the moment when all the foundational work becomes visible in one movement.
This post is for people who are working toward it and want to understand what they’re building toward. If you’re at T1 or T2, bookmark this and come back. The path described in the push series — wall → incline → scapular → full → diamond + pike → pseudo planche → archer — is exactly how you get here.
The Honest Mechanics
Most tutorial videos show the one-arm push-up with a perfect square body that doesn’t rotate. That’s not what actually happens for most people, and chasing that standard will stall your progress.
The physics: with one hand in the center, the torque on your shoulder is asymmetric. Your body will rotate toward the working arm as you lower. This rotation is real, it’s manageable, and it doesn’t indicate poor form — it indicates that you’re training a movement that requires significant anti-rotation core strength alongside one-arm pressing strength.
The real standards: lower to chest level, press back to full extension, working arm controls the entire movement, non-working arm either on your back or thigh (not on the floor as a cheat).
Setup
Stand in a push-up position, then move your feet wide — 2–3 feet apart. This gives you lateral stability and reduces the anti-rotation demand slightly while you build. Place your working hand under your center of mass (roughly under your sternum, not under your shoulder). Non-working hand on your back or thigh.
Building It From the Archer Push-Up
The most direct path from the archer push-up: progressively reduce the contact and assistance from the straight arm. First — archer with fingertips touching the floor at the bottom. Then — archer with the straight arm lifted at the bottom (archer negative). Then — full one-arm push-up negatives (lower on one arm from the top, catch with two hands at the bottom). Then — full one-arm push-up.
Each step can take weeks to months. That’s correct. Tendons adapt more slowly than muscle. The 12–18 month timeline from T1 to T4 exists because that’s how long connective tissue adaptation takes for a single-arm pressing load. Rushing produces injuries, not one-arm push-ups.
The Connection to the Full Push Library
Reaching the one-arm push-up means you’ve developed: scapular control (trained from day one with the scapular push-up), hollow body tension (every push-up ever), vertical pressing mechanics (pike push-up track), unilateral shoulder stability (archer push-up), and anti-rotation core strength (built through the whole progression). None of those came from shortcuts.
The push progression: Wall (T1) → Incline (T1) → Scapular (T1) → Full Push-Up (T2) → Diamond + Pike (T2) → Pseudo Planche + Archer (T3) → One-Arm Push-Up (T4)
Move. Groove. Repeat. Smooth.
The road is the point. You’re on it.
★ Kip’s long game — documenting the journey. Share your one-arm push-up journey in the community →
← Archer Push-Up | Parallel track: Tuck Planche →
Move. Groove. Repeat. Smooth.
You're on your way. And we're here with you.