STAR Brake Lathe Centering Cone Adapters FITS ALL 1" Bore Lathes! NOS New & Never Used Bought from Bankruptcy Pick the Size You Need X-101 Measures 1.67" to 2.25" x 1.48" T X-102 Measures 2.23" to 3.25" x 1.32" T X-103 Measures 1.67" to 2.00" x .63" T R520 Measures 1.20" to 1.73" x 1.5" T R685/R88 Measures 3.85" to 4.50" x .94" T R690 Measures 4.45" to 4.87" x .62" T No Rust, Some Parts May Have Minor Staining from Rust Preservative. Many other Star Parts in Inventory. Please Ask. Please ask any questions before buying. USA Sales ONLY! Any other location please ask. Free Shipping!.