Brunswick Ethos Solid Bowling BallColor:Teal/BlueCoverstock:SH 4.0 SolidWeight Block:EthosFactory Finish:500, 2000 Siaair Micro PadFlare Potential:HighRadius of Gyration (RG):16lbs – 2.495; 15lbs – 2.481; 14lbs – 2.505Differential (Diff):16lbs – 0.046; 15lbs – 0.053; 14lbs – 0.053Intermediate Differential (Diff):N/AFragrance:N/AAdditional product information:Ethos Solid, the latest evolution in the Ethos line, is built for ultimate performance on medium to heavy oil conditions. Following the success of the original Ethos and the versatile Ethos Hybrid, this new release features the SH 4.0 Solid coverstock and a 2000 Siaair finish, which deliver enhanced control and powerful motion through the heaviest volumes of oil. Whether you’re facing fresh patterns or challenging lane conditions, the Ethos Solid is designed to provide you with the confidence and consistency to dominate the game.