Antique Brass Roller Buckle with Chicago Screws - Beltman
Roller buckle, single prong, solid brass. | Pet Hardware®
CRL G3061 Sliding Window Roller with 5/16" Brass Wheel for Elco/Century Windows - Pair
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Amazon.com: Kaynes 43mm Height Adjustable Brass Roller Guitar Nut Replacement for Les Paul LP SG Style Electric or Acoustic Guitars : Musical Instruments