Ronstan Series 25 HHL Lashing Orbit Block, 25mm – Stainless Steel

Experience superior strength and performance with the Ronstan Series 25 HHL Lashing Orbit Block™. Engineered for high-demand dinghy and small boat applications, this compact 25mm block is designed with competitive sailors and modern performance vessels, including foiling boats, in mind. Its exceptional strength-to-weight ratio and advanced bearing system ensure smooth, efficient operation under significant loads. Upgrade your rigging with Ronstan's trusted marine hardware.

Key Features:

• Compact 25mm (1 inch) Sheave: Achieves the highest possible strength-to-weight ratio for optimal performance.
• Two-Stage Ball Bearing System: Ensures smooth and efficient load handling with minimal friction, even under pressure.
• High Load (HHL) Construction: Features Grade 2205 stainless steel sheave and bearing race, paired with Grade 304 stainless steel ball bearings, for unmatched durability and corrosion resistance in harsh marine environments.
• Max Working Load (MWL) 880 lbs (400 kg): Provides reliable performance and security for demanding applications.
• Breaking Load (BL) 2650 lbs (1200 kg): Offers a substantial safety margin for extreme conditions.
• Versatile Rope Compatibility: Accommodates lines up to 8mm (5/16 inch) in diameter.
• Hollow Hub with Lashing Head: Allows for versatile becket take-off and secure lashing attachments up to 4mm (5/32 inch).
• Lightweight Design: Weighs only 1.2 oz (34g), contributing to overall performance without adding unnecessary mass.
• Durable Frame: Constructed from toughened, glass-fiber reinforced nylon for robust longevity.

Recommended Applications:

• Mainsheet and spinnaker sheet turning blocks on dinghies up to 4m (13ft)
• Control lines, cascading vangs, cunninghams, and leech lines
• Performance and foiling sailboat rigging