Ronstan Series 100 RB Block, Single Upright Lead: Mauri Pro Sailing

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Ronstan Series 100 RB Block, Single Upright Lead

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Specifications
	Imperial	Metric
Sheave Dia.	4"	100 mm
Max. Rope Dia.	9/16"	14 mm
Fastener Dia.	3/8" + 5/16"	10 mm + 8 mm
Maximum Working Load	4850 lb	2200 kg
Breaking Load	9700 lb	4400 kg
Weight	18.2 oz	517 g

Product Description

Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow rivets in the block heads can be fitted with shackles, which can also be used to add a becket for extra purchase.

• Alloy sheave and housing.
• Torlon® needle rollers.
• Black carbon Acetal ball bearings.

Applications:
Typically used for halyards at the mast base.

Part Number: RF108171

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