Unior 1783 Suspension Top Cap Socket

The Unior 1783 top cap socket removes and refits fork top caps with shallow aluminium flats. Perfect for suspension maintenance in the workshop or garage.

• Removes and refits fork top caps with shallow aluminium flats
• Seven sizes from 23 to 32 mm to cover different forks
• Flat 6-point profile, with no chamfer at the opening, to engage the cap
• Forged chrome vanadium steel, hardened and tempered, with trivalent chrome plating
• To choose the size, check your fork manufacturer's service manual

Technical specifications

• Model code: 1783/1 6P (SKU/MPN 625716)
• Sizes: 23, 24, 26, 27, 28, 30 and 32 mm
• Drive: 1/2" square
• Profile: Flat 6-point, with no chamfer at the opening
• Material: Premium chrome vanadium steel, forged, hardened and tempered
• Finish: Trivalent chrome plating according to ISO 1456:2009
• Weight: 128 g (23 mm), 233 g (32 mm), tool weight only
• Intended use: Removing and installing fork top caps with shallow aluminium flats

Unior was founded in 1919 in Zreče, in present-day Slovenia, where it is still based. For bicycle care, it makes tools, repair stands and wheel equipment. Its name, adopted in the 1970s, comes from the expression “universal tools” and reflects its roots in metalworking.