How to zero in a scope on a Marlin 336 accurately?

Setting Up for Zeroing

Before you begin zeroing your scope on the Marlin 336, make sure the rifle is at room temperature and the scope is securely mounted. Use the factory-installed sight as a reference point to align the reticle with the front sight post. This will help you establish a starting point for your zeroing process.

Zeroing Process

Start by placing the reticle at the factory-installed sight on the barrel, which is usually the 25-yard mark on the Marlin 336. Take multiple shots at a 25-yard target and measure the group. If the shots are high, aim for the 50-yard mark on the reticle and take more shots. Continue this process, moving the reticle down by 1 MOA (Minute of Angle) for each shot group that is high. Once the shots are hitting the target consistently, you have reached your zero point. For the Marlin 336, a good starting point is to aim for the 1 o’clock position on the target with the reticle, as this aligns with the rifle’s barrel and sight system.

Fine-Tuning and Verification

Once you have established your zero point, fine-tune the reticle by taking multiple shots at varying distances (25, 50, 75, and 100 yards). Measure the group at each distance to ensure accuracy. If the shots are consistently hitting the target at all distances, you have a good zero. If the shots are drifting off-target, make adjustments to the reticle accordingly. Remember to take multiple shots at each distance to ensure accuracy, and always verify your zero point before heading out on a hunt.