Ronstan Orbit Block Serie 20 BB

12.90€ *

Prices incl. VAT plus shipping costs

Delivery time 1-2 days ²

Availability: 10 Item in stock

Planned delivery Tuesday, 07.07.2026
Order within 13 hours and 57 minutes this and other products.

Order number: A11485

The Ronstan 20mm block from the 20 series Orbit is a single disc, ball bearing and lashing.... more

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The Ronstan 20mm block from the 20 series Orbit is a single disc, ball bearing and lashing. Ronstan's Orbit Ball Bearing Blocks™ are some of the lightest yet strongest blocks of their size on the market thanks to their combination of composite material and stainless steel.

Characteristics

Shape allows for a variety of mounting options
Compact and versatile
Disc on smooth-running ball bearing made from acetal balls, resulting in the lowest possible friction values
Glass fiber reinforced nylon jaws
Disc diameter: 20mm
For cordage up to 6mm
Max. working load: 250kg
Breaking load: 550kg
Weight: 9g

Material

BB Sheave: High compression strength acetal
HHL sheave and bearing race: Grade 2205 stainless steel, ball bearings: Grade 304 stainless steel
Frame/cheeks: Toughened nylon
Load straps (RF21107): Grade 316 stainless steel
Frame/cheeks (RF21107): Toughened, glass fibre reinforced nylon

Additional Article Information

Article no.	A11485
Manufacturer	Ronstan
Article weight	0.009 kg
Color	black

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Ronstan

The Australian brand Ronstan has been developing high-quality sailing and rigging hardware since 1953 for watersports, industrial use, and paragliding applications. Ronstan’s lightweight and highly durable pulleys, blocks, and shackles are widely used in paragliding for speed bar systems, line routing, and lightweight technical setups.

With innovative engineering, precision manufacturing, and outstanding reliability, Ronstan is now considered one of the world’s leading brands for performance hardware and rope management systems.