Losmandy style dovetail plate 140 mm PLUS (PrimaLuceLab, SKU: PLLLOS140P ) is the shortest 4″ mounting plate (Losmandy D) in the series from PrimaLuceLab. Designed for lightweight telescopes, wide-angle cameras, small guide refractors or mounting accessories (e.g. EAGLE computer) on Losmandy clamps, it combines compact dimensions with high stiffness thanks to milled 6061-T6 aluminum and hard anodizing.

Key Features of the PLUS 140mm Rail

• Losmandy D standard (100 mm width) – compatible with EQ8, CGX-L, GM2000, AZ-EQ6 + adapter and other terminals
• 140 mm length – ideal for compact instruments and mobile setups
• PLUS hole system – M6 threads and Ø6.5 mm holes spaced every 55 mm along the board axis
• chamfered contact edges – smooth insertion into the clamp, no risk of scratching the anode
• weight-relief pockets at the bottom – optimal strength-to-weight ratio (≈ 0.38 kg)
• hard anodizing (characteristic red PL) – durable protection against corrosion and abrasion

Set components

• Losmandy PLUS rail 140 mm

Technical parameters

• length: 140 mm
• width: 100 mm (Losmandy D)
• profile thickness: 13 mm
• material: 6061-T6 aluminum, hard anodized
• threads / holes: M6 + Ø6.5 mm (55 mm axial spacing)
• weight: ~0.38 kg
• recommended tube weight: ≤ 10 kg
• Compatibility: PLUS system clamps and accessories; mounts with Losmandy D clamps
• manufacturer: PrimaLuceLab – Italy

The PLUS 140 mm rail is a compact, yet robust solution for mounting small instruments and accessories on Losmandy clamp mounts, while maintaining the full modularity of the PrimaLuceLab PLUS system.