Product Overview
Universal Spring Hook Buckle for Pet Leash – Model ZB6223 Series
RICHWITS ZB6223 gives you a heavy-duty, wide-mouth snap hook that handles large breeds and thick webbing with ease.
Investment-cast from 316 marine stainless (304 on request), then mirror-polished and passivated for lifetime immunity to salt-spray, mud and tropical humidity.
Generous 31.5–51.5 mm throat swallows 50 mm webbing or double-thick rope; spring-gate opens 13 mm with 15 kgf pull—glove-friendly even with cold, wet hands.
Two sizes (30 mm and 50 mm body) deliver 75 kgf WLL at only 54–60 g—perfect for large dogs, horse leads, livestock tethers or marine dock lines.
Dimension & Working Loads
Key Features & Benefits
316/304 SS Investment-Cast Body – zero welds, zero rust; 316 standard for marine use.
Extra-Wide Throat 31.5–51.5 mm – swallows 50 mm webbing, double rope or horse halter.
13 mm Gate Opening – 15 kgf pull opens; auto-locks with 5 kgf preload.
Mirror-Polished & Passivated – mud and salt rinse off; no pitting or tea staining.
Lightweight 54–60 g – heavy-duty strength without hand fatigue on long walks.
Universal Fit – 30 mm for standard leads, 50 mm for horse/livestock applications.
Factory-Direct Price – 35 % cheaper than retail brands; MOQ 500 pcs.
Usage Scenarios
Large Dog Leash & Pet Tether – 75 kgf WLL; fits large breeds (25–50 kg) and thick padded leads.
Horse Leads & Livestock Tethers – 50 mm throat clears halter rings; salt-proof for barn or pasture.
Marine Dock Lines – 316 SS resists saltwater; quick-release for fender or mooring lines.
Search & Rescue K9 Gear – 75 kgf rating; wide mouth for rapid clip-in under stress.
Certifications / Testing
Why Choose RICHWITS
Factory-Direct – wholesale only, 35 % cost saving vs. branded equivalents.
In-Stock – 400 000 pcs ready, MOQ 500 pcs, 48 h dispatch.
Fast Logistics – FedEx/UPS/DHL global 3-7 day delivery.
OEM/ODM – custom 304 material, logo or engraved name within 2 weeks.
Test Certificates – mill cert, salt-spray, proof-load report supplied free.
FAQ
Q1: Will 316 SS really never rust?
A1: Correct—2-3 % Mo gives lifetime immunity to chlorides; polish yearly to keep the mirror shine.
Q2: What safe working load (SWL)?
A2: 75 kgf with 4:1 safety factor—perfect for large dogs, horses or marine lines.
Q3: Can I use the 50 mm for a horse halter?
A3: Yes—51.5 mm throat clears standard halter rings; 75 kgf rating gives > 4:1 safety for 300 kg pony.
Q4: Will the gate open under vibration or pulling?
A4: No—spring preload 5 kgf; tested 24 h vibration 50–500 Hz, zero accidental release.
Q5: Are spare 304 versions available?
A5: Yes—304 option on request, MOQ 500 pcs, 15 % price discount.
Q6: Do you offer test certificates?
A6: Mill certificate for 316/304 SS, salt-spray report, and proof-load certificate supplied free on request.
Packaging & Delivery
Exhibition
