Programs get built around legs and lungs. Squats, running volume, engine work — all the obvious stuff. Grip rarely gets its own line in the plan, right up until it decides the outcome of a race.
Where grip actually decides races
In Hyrox: sled pull, farmer's carry, sandbag lunges, wall balls. In Spartan Race and OCR: rope climbs, monkey bars, bucket carries, spear throws, and every obstacle that depends on hanging on rather than moving fast. In both, grip failure doesn't just slow you down — it can end the attempt outright (a failed obstacle, a dropped carry).
Grip is trainable, specifically
Grip has at least three sub-qualities that respond to different training: crush grip (squeezing, like a rope or bar), support grip (holding load for time, like a carry), and pinch grip (holding a wide or awkward object). Generic gripper squeezes mostly train crush grip and barely help a farmer's carry. If your event is carry-heavy, train carries. If it's obstacle-heavy, train hangs and thick-bar holds.
A simple weekly addition
You don't need a separate grip day. Two 10-minute additions a week — one carry-focused, one hang-focused — layered onto training you're already doing is enough to move the needle over a few weeks. Progress by adding time or load before adding more sessions.
Don't let equipment mask the gap
Chalk and straps both have a place, but neither replaces the adaptation itself — chalk fixes a friction problem, straps let you overload a lift past what your hands can hold. If you rely on either to get through every session, you're training around the weakness instead of closing it. Use them deliberately, and keep some sessions bare-handed so you can actually track whether your grip is improving.
If you want a structured way to build this into a real 4-week block instead of guessing, our Hyrox Grip Masterclass is built around exactly this — carry progression, hang work, and equipment used with intention rather than as a crutch.