5/25/2019-Full Specs of C243 here
See Science Directs main article regarding density.

Old Hickory the best producer of bats in 2020 this is their J143 description of the Old Hickory Bat J143 Ink Dot Pro Game Bat Full Barrel...Not to be confused with J143M the 143 is full barrel bat. The Old Hickory J143 is cut to the C243 profile. The J143 features a very large barrel with a short taper to a thin handle that runs straight into the knob. The J143 is a favorite of players that want the biggest barrel available with a thin handle. Dimensions: 2 9/16 barrel (large), 29/32 handle (thin), standard knob

Louisville Slugger the original producer of the bat. The C243, the original large barrel bat, is made in this variation with a vintage red gloss finish. As aluminum bats became a part of the game, the demand for large-barreled, thin-handled bats led to the popularity of the C243. Every large barrel turning model since has been a slight modification from this model. All MLB PRIME bats -- made exclusively with MLB grade wood, a standard met by only 3% of our wood -- now feature EXOARMOR, a revolutionary finish that is twice the hardness of a regular bat.

Originally all C243 Bats were made with Ash. From 2010 on all bats are produced with Maple. The main difference between ash and maple bats is the density and strength. Maple is the strongest and most dense without much give, while ash wood is less dense and flexes more. Read on to discover how these differences could affect your performance.