XingMaRen Roller Chain Detacher Tool — Fits 420–650 Chains, Alloy-Steel with Hardened Pin

The XingMaRen Roller Chain Detacher Tool is a compact, alloy-steel chain breaker designed to remove or add links on single- and double-row roller chains sized 400–650 (including 420, 428, 520, 525, 530, 630) for motorcycles, ATVs, and go-karts.

This tool gives hobbyists and mechanics a portable, heavy-duty option to break and rejoin roller chains at the workbench, garage or track. Built from reinforced alloy steel with a hardened needle pin, the detacher handles common chain standards and ships with an extra upper handle for improved leverage. It’s made for repeated use, quick field repairs, and workshop adjustments without needing a full press or bulky equipment.

Which chain sizes and types will this detacher work with?

The tool supports a wide range of single- and double-row roller chains commonly used on motorcycles, ATVs, go-karts and light industrial drives. Compatibility covers chain standards such as 08A/08B, 10A/10B, 12A/12B and specific sizes including 400NK, 420, 428, 50, 520, 525, 530, 60, 630, 650 and NK650.

• Single-row and selected double-row industrial roller chains
• Common motorcycle and ATV sizes: 420, 428, 520, 525, 530
• Also fits larger link standards up to 650/NK650 where geometry allows

How durable and reliable is the construction?

Manufactured from composite-reinforced alloy steel, the detacher resists bending and wear during repeated use. The pin (needle) uses a specially hardened steel for longer life under torque, reducing the chance of pin deformation or breakage while pressing pins out of chains.

• Alloy steel body for stiffness and longevity
• Hardened needle pin for consistent performance
• Reinforced assembly to withstand workshop and field repairs

How easy is it to use in the field or garage?

Designed to be compact and user-friendly, the tool clamps onto the chain and drives pins out with manual leverage—no electric power required. An extra upper handle is included to improve grip and control when removing stubborn pins, making on-vehicle repairs quicker and safer than improvising with pliers or punches.

• Compact footprint for roadside or pit repairs
• Extra upper handle included for better leverage
• Simple screw-down action to press pins in or out cleanly

What comes in the box and what maintenance does it need?

Each package contains one XingMaRen chain detacher breaker and one spare upper handle so you can replace or swap handles as needed. Occasional lubrication of the screw and needle, plus checking pin alignment, will keep the tool operating smoothly and extend service life.

• Includes: 1 × chain detacher breaker, 1 × extra upper handle
• Maintenance: light oil on the screw and needle; inspect for wear
• Store dry to prevent surface corrosion and preserve fit

Who is this for: The XingMaRen Roller Chain Detacher Tool is ideal for motorcycle and ATV owners, go-kart racers, small-vehicle mechanics, and DIY workshop users who need a portable, reliable way to size, repair or rejoin roller chains without heavy equipment. It suits both occasional roadside fixes and routine maintenance in a home or professional garage.