Layout: 60 degrees x 4 3/4" x 40 degrees RG: 2.48" Differential: .052" Mass Bias: .020" Surface: 2000 grit sanded Core shape: Asymmetric...

Layout: 70 degrees x 5 5/8" x 45 degrees RG: 2.55" Differential: .040" Mass Bias: n/a Surface: 1500 grit polished Core shape: Symmetric...

Layout: 70 degrees x 5 5/8" x 45 degrees RG: 2.49" Differential: .050" Mass Bias: .018" Surface: 4000 grit sanded Core shape: Asymmetric...