Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 6 - Jul 11
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Ronstan Series 75 Ultimate Ratchet - SingleSeries 75 Ultimate Ratchet Single The extruded hole design, in conjunction with the groove profile of the sheave, provides a more powerful grip than conventional designs up to 20: 1 holding power. Unrivaled low weight is achieved by the use of a Torlon ratchet pawl, high grade machined alloy sheave and black Acetal hubs and bearings. On Off switching knob is fitted to both sides of the swivel blocks (one can be removed if desired). Ratchet blocks can
Series 75 Ultimate Ratchet - SingleThe extruded hole design, in conjunction with the groove profile of the sheave, provides a more powerful grip than conventional designs - up to 20:1 holding power. Unrivaled low weight is achieved by the use of a Torlon® ratchet pawl, high grade machined alloy sheave and black Acetal hubs and bearings. On-Off switching knob is fitted to both sides of the swivel blocks (one can be removed if desired). Ratchet blocks can be disassembled for servicing or customization.
Features:
- Unrivaled 20:1 holding power
- Dual sided On-Off switch
- Ability to operate On/Off switch under load
- Low friction ball bearing system
- Lightweight
- Cheek cut-outs for easy bearing maintenance
- Mainsheet on powerful dinghies and skiffs
- Series 60 mainsheet systems on sports boats using RF7 mainsheet swivel units
- Control line applications on larger yachts
- Spinnaker sheets on sports boats and small keel boats (lateral lead blocks)
- Carbon black Acetal ball bearings
- Anodised aluminium sheave and cheek plates
- Torlon® ratchet pawl
- Grade 316 stainless steel forged shackle
- Sheave Ø: 3"
- Max. Rope Ø: 1/2"
- Pin Ø: 9/32"
- M.W.L.: 930lb
- B. L.: 4400lb
- Weight: 5.7oz
Manufacturer : Ronstan
Manufacturer Part No : RF72100
UPC : 9316800305230
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.4 ★★★★★
Based on 1449 reviews
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Product Reviews
★★★★★ 5
Recommend
Format: Paperback
Has been a great learning book
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 11, 2026
★★★★★ 4
Teacher approved
Format: Paperback
Great review book to help bridge the learning between Kindergarten and 1st grade. Teacher approved!
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Reviewed in the United States on May 25, 2025
★★★★★ 5
Best
Format: Paperback
Best summer workbooks! Simple and quick for a summer day! They love getting the stickers to show they completed the page!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 1, 2026
★★★★★ 5
Excellent Summer Learning Workbook
Format: Paperback
The Summer Bridge Activities Kindergarten to 1st Grade workbook is a fantastic way to keep kids engaged and learning over the summer! It covers a great mix of subjects, including math, language arts, science, social studies, and even fitness activities. The exercises are fun, age-appropriate, and designed to reinforce key skills while preparing kids for the next grade.
I love the balance between learning and interactive activities—it keeps children motivated without feeling like homework. The layout is colorful and easy to follow, making it a great resource for both parents and kids. Highly recommend for summer learning and skill retention!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 18, 2025
★★★★★ 5
Excellent Summer Workbooks - Keeps Kids Engaged and Ready
Format: Paperback
These workbooks have been an absolute lifesaver for keeping my kids on track over the summer! I was looking for a resource that would help them retain what they learned and prepare for the next school year without feeling like a chore, and these deliver perfectly.
What I particularly love is how well **organized they are by days**. This structure eliminates any guesswork and makes it incredibly easy to assign manageable chunks of work each day, which helps to **keep my kids consistently on track**. There's no overwhelm, just steady progress.
The content is engaging, and it genuinely seems to reinforce key concepts in a fun way. We've had **absolutely no complaints** from the kids, which is a huge win for any summer learning material! I highly recommend these workbooks for any parent looking for a structured and effective way to bridge the academic gap during the summer break.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 28, 2025
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