Pulling from either side will result in a smooth, reliable pull. Non-slip design with 'cut-out' edges works great with gloved hands for a dependable action. Rear lip raised to help re-direct gasses from short-barreled or suppressed rifles. Left lever .85", right lever 1" (width) Length 7 inches, Width 2.56" Made from Strong Aircraft Grade T6 Aluminum, hard-coated anodized (blue)