Vintage Suntour BL Blue Line Front Derailleur 28.6 Clamp Bottom Pull Japan 80s

Brand: Suntour.

Model: BL clamp-on front derailleur for vintage road bike drivetrains.

Mounting type: Clamp-on band stamped Maeda Ind. Ltd. Japan S 28.6 for 28.6 mm round seat tubes with bottom-pull cable routing.

Color and materials: Silver aluminum alloy cage and clamp body with steel hardware and fasteners.

Markings: Outer cage carries Suntour BL logo decal; underside of cage stamped Maeda Ind. Ltd. Japan XL; clamp band interior stamped Maeda Ind. Ltd. Japan S 28.6.

Features: Classic vintage front derailleur design for multi-speed road drivetrains, clamp-on band with integrated pivot linkage, long cage profile for road chainring spacing, bottom-pull actuation with return spring, and dual limit adjustment screws with cable pinch hardware for precise shifting setup.

Actual measurements: Weight 90 g as shown on the digital scale in the photos.

Includes: Front derailleur with integrated clamp band and installed hardware only as pictured; no shims, cable, housing, manuals, or original packaging.

Vintage Suntour BL front derailleur made in Japan, suitable for restoring or maintaining classic road bikes that use a 28.6 mm clamp-on bottom-pull front derailleur.

Used vintage Suntour BL front derailleur with chain rub, surface scratches, and finish wear on the silver cage and clamp band. Oxidation, small rust spots, and grime are visible around the pivots, spring area, and hardware from prior use. All limit screws, clamp bolt, and cable pinch hardware are present as shown; derailleur only, no shims, cable, manuals, or original packaging.