Four bore choices sit under a 19mm outside diameter: 15mm (2mm wall), 16mm (1.5mm), 16.6mm (1.2mm) and 17mm (1mm). Finishes vary by size, running from matte twill through matte plain to glossy plain.
OD: 19mm
ID options: 15mm / 16mm / 16.6mm / 17mm
Wall: 2mm / 1.5mm / 1.2mm / 1mm
Length: 500mm
Packs: 1 or 2 pcs
Total wall across the section comes to 4mm, 3mm, 2.4mm and 2mm as the bore steps outward. Used for telescoping sections, spacers and inserts where the inner wall has to match a shaft already in the assembly, and the 16.6mm option sits between the two round-numbered bores.
Standard 500mm and 1000mm lengths ship as listed. Other lengths and bores are quoted separately, custom orders from 10 pcs.
