Vintage Schwinn Quill Stem 0.833in 21.1mm 25.4 Clamp S Logo 1976 Silver Alloy

Vintage Schwinn Quill Stem 0.833in 21.1mm 25.4 Clamp S Logo 1976 Silver Alloy

.833 is smaller diameter than the more common 22.2 quill

Country/markings: Stamped "JAPAN 0.833" and "MAX. HT." with hash marks; code "1276" present

Handlebar clamp: 25.4 mm (stamped on clamp)

Quill diameter: 0.833 inch (stamped); caliper photo shows approx 20.86 mm at quill

Finish/color: Polished silver alloy

Weight: 280 g (shown on scale in photos)

Hardware: Single-bolt 25.4 mm bar clamp; expander/wedge bolt present

Notes: Compatible with handlebars marked 25.4 mm; verify steerer compatibility for 0.833 in quill before purchase

Additional: No UPC/EAN on item; visible markings included above for identification

Shows wear: surface scratches, small nicks, light oxidation. Hardware and expander bolt present; no cracks observed. Rust on bolt heads.