Complex sentence: This is because the Gri-gri gives a more static catch with little to no rope slippage, increasing the amount of force exerted on the anchor which, in turn, increases the chance of anchor failure.
Split into simpler sentences: This is because the Gri-gri gives a more static catch with little to no rope slippage. This increases the amount of force exerted on the anchor which, in turn, increases the chance of anchor failure.