M8 Male Rod End Bearing POS8 8mm Bore RH Rose Joint – 2 Pack | SpringFix UK

M8 Male Rod End Bearing POS8 — 2 Pack Rose Joints, RH Thread

Heavy-duty M8 male rod end bearings (POS8) for motorsport, engineering and industrial applications. Also known as rose joints, spherical bearings or heim joints. Supplied as a pair with 8mm bore and right-hand thread.

Key Specifications

• Model: POS8 (male thread, positive series)
• Thread: M8 × 1.25 right-hand
• Bore diameter: 8mm
• Construction: Zinc plated steel body
• Bearing type: Self-lubricating spherical
• Angular range: ±13° typical
• Load rating: Up to ~900kg static

Perfect For

• Suspension tie rods and pushrods (kit cars, motorsport)
• Steering linkage components
• Anti-roll bar drop links
• Hydraulic cylinder mounts
• Machinery linkages and adjustable rods
• Agricultural implement connections

Installation Tips

• Always use lock nuts to prevent loosening under vibration
• Don't over-tighten the pivot pin — the 8mm bore must move freely
• Fit into an M8 female thread for solid mounting
• For length-adjustable rods, pair with a female PHS8 rod end with a jam nut

Frequently Asked Questions

What's the difference between POS and PHS? POS is male (threaded stud outward). PHS is female (threaded hole inward). See our full guide: Rod End Bearing Guide.

Are these self-lubricating? Yes — the internal PTFE liner provides smooth operation with no grease required.

Can I use these for outdoor motorsport? Yes for typical race use. Wipe clean and light-oil after wet events for longevity.

What's the max load? ~900kg static, ~450kg dynamic (moving load) is a safe limit for the M8 size.

Fast UK Dispatch

Orders placed Monday to Sunday before 16:00 are dispatched same-day from UK stock via Royal Mail, Yodel, UPS or DPD.

Explore More

See our full Rod End Bearings collection — M6, M8, M10 in both male (POS) and female (PHS) versions.