This 2017 AXE Hardwood Composite -5 Youth Baseball Bat (L116E) is not legal for Little league use in 2018 because it is not built of just a single piece of ash, maple or birch wood. This bat combines wood and non-wood, composite material in its build. That combination of of wood and non-wood material would deem it illegal for 2018 Liitle League use.
The 2017 AXE Hardwood Composite -5 Youth Baseball Bat: L116E is not approved for Little League because of the composite structure. Approved wood bats are made out of a single type of wood. For example, an all maple wood baseball bat would be approved.
The 2017 AXE Hardwood Composite -5 Youth Baseball Bat: L116E would be legal depending on the tournament. Also most wood bat tournaments will be -3.