Product Overview

Fitting Boat Bimini Stainless-Steel Top Nut by RICHWITS is a precision-cast 316 marine-grade fastener designed to lock your bimini top’s frame tubes together without rattles, galling or crevice corrosion. Ultra-low-profile dome keeps lines snag-free, while the internal 1/4"-20 (M6) thread and captive washer distribute load across canopies up to 30 mm OD. Mirror-polished & electropolished, it survives 1,000 h salt-spray. In stock, MOQ 50 pcs, next-day ship.

Key Features & Benefits

1. 316 SS Cast Body – resists pitting in permanent salt-water exposure.

2. Ultra-Low Dome Ø 22 mm × H 8 mm – eliminates line catch on sails or sheets.

3. Captive EPDM Washer – vibration-dampening, UV-stable, no lost parts.

4. Knurled Crown Edge – hand-tighten in seconds when tools are MIA.

5. Re-usable Thread – rolled (not cut) for 5× thread life; anti-galling.

6. Factory-Direct Price – skip trader margin, save 18 % vs. branded equal.

Technical Specifications

Usage Scenarios

• Bimini & T-Tops – secures radius bow to main frame; keeps canvas taut under 40 kt gust.

• Sailboat Dodger – low profile avoids jib-sheet snags during tacks.

• Towing Arch – lock-in antenna or rod-holder extensions; washer cushions aluminum tube.

• Kayak/Canopy – stainless won’t bleed rust onto fabric when folded wet.

Why Choose Us

• Stock: 5 k pcs ready, 3-day customs clearance.

• Low MOQ: 50 pcs for trial order.

• QC: 100 % thread gauge + 5 % random pull-out 300 kg.

• Logistics: DHL/UPS/FedEx pre-paid rates to 42 countries.

FAQ

Q1. Will the top nut seize with aluminum tubing?
A1. No—316 SS + rolled thread + Tef-Gel coat prevents bi-metal lock-up.

Q2. Can I get a shorter or taller dome?
A2. Yes, 6 mm and 10 mm heights available; tooling fee waived above 1,000 pcs.

Q3. Does it include a washer?
A3. Yes, black EPDM captive washer is pre-assembled; NBR or silicone on request