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Ships within 48 hours · Estimated delivery Aug 4 - Aug 9
![Ronstan Series 40 All Purpose Block - Single Cheek [RF41811] Marine Navigation & Instruments | Instruments offer quiet operation](https://cdn.shopify.com/s/files/1/0528/1185/8120/files/70607XL.jpg?v=1745524678)
offer quiet operation
multi-use radio service (MURS)
and up to 10 hours on standby
Box Dimensions: 4"H x 5"W x 8"L WT: 0
Ronstan Series 40 All Purpose Block - Single Cheek [RF41811] Marine Navigation & Instruments | Instruments offer quiet operationSeries 40 All Purpose Block Single Cheek Features: Exceptionally high working loads Low maintenance, long service life Self lubricating sheave All purpose (AP) blocks are a great all around solution. Self lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads. For durability and a long service life, these blocks are the right choice for sheets, halyards and control
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