Koswork O-Ring 12x1mm for 12mm Cap RC Shock Part - KOS04806

The Koswork KOS04806 is a 12x1mm O-ring designed to seal the shock cap on 12mm Koswork shock absorbers, preventing fluid leaks and keeping your shocks functioning correctly. Sold in a pack of four, these small but essential RC shock parts are a straightforward like-for-like replacement when your existing seals show signs of wear, cracking, or fluid seepage around the shock cap.

Key Features

• Dimensions are 12mm inner diameter by 1mm cross-section, matched specifically to 12mm Koswork shock caps
• Pack of four O-rings, giving you enough to service multiple shocks in one go or keep spares on hand
• Direct replacement seal — restores a proper fluid-tight fit at the shock cap without modification
• Small consumable part that wears over time with regular use, making this a practical workshop stock item

What's Included

• 4x Koswork KOS04806 12x1mm shock cap O-rings

What You Need

• Compatible Koswork 12mm shock absorbers requiring this O-ring size
• Shock oil if you are rebuilding the shock at the same time
• Basic RC tool kit for shock disassembly and reassembly