This item is not manufacture by Manfrotto. It is 3rd party manufacture to compatible with Manfrotto. This 323 RC2 System Quick Release Adapter with 200PL-14 Plate adds a compact quick release system to any head that does not include one yet.
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Manfrotto Quick Release Plate with Special Adapter (200PL) for Manfrotto 323 460MG,468RC,486RC2 dslr Camera Tripod Ball head
Aliexpress UK
Fullcompatiby with Manfrotto 200-PL14.
eBay
Camera Aluminum Alloy Quick Release Plate Holder for Manfrotto 200PL-14 Camera Tripod 496RC 498RC2 804RC2 Pan Tilt Clamp Adapter
Aliexpress UK
This item is not manufacture by Manfrotto. It is 3rd party manufacture to compatible with Manfrotto. This 323 RC2 System Quick Release Adapter with 200PL-14 Plate adds a compact quick release system to any head that does not include one yet.
eBay
SmallRig Camera Cage for Canon EOS R7 R10 Cage with Arca-Swiss Quick Release Plate Mount for DJI RS3/RS 2 for Multiple Shooting
Aliexpress UK
Compatibility : This tripod quick release plate is compatible with Manfrotto 200PL 128RC/128RCNAT, 141RC/141RCNAT, 222/222RCNAT/234RC, 323, 390/390B/390RC, 352RC/308RC, 460MG, 468RC, 486RC2. 2PCS head tripod quick release plates with screws.
eBay
YC Onion Pineta Pro Photography Carbon Fiber Monopod Pedal Base Lightweight Travel Monopod Quick Release Plate Max Load 11lb/5Kg
Aliexpress UK
Quick Release (QR) Plate(Manfrotto 200PL-14 Fit). This is a QUALITY replica of the Manfrotto 200PL-14 (EU) / Bogen 3157N (US). 390 JUNIOR TRIPOD WITH INTEGRAL QR HEAD. 323 COMPACT QUICK RELEASE ADAPTOR.
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Ulanzi Falcam F38 Quick Release Shoulder Strap Base /Kit V2 Compatible With F38 PD Fotopro PGY Quick Release Plate
Aliexpress UK
Neewer quick release plate for Manfrotto tripods (200PL). Unused in as new condition.2 available, price is for one.
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Ulanzi UKA01 Uka Quick-Release Plate and Base Kit Compatible with Uka & F38 Plates for Camera Tripod Quick Release Plate
Aliexpress UK
For Manfrotto 200PL 128RC/128RCNAT, 141RC/141RCNAT, 222/222RCNAT/234RC, 323, 390/390B/390RC, 352RC/308RC, 460MG, 468RC, 486RC2. 2x Quick release plates. - The Compatibility Is Just For Reference.
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Ulanzi FALCAM F22 Quick Release Base /Quick Release Plate for Gopro Action Camera Quick Mounting Plate for Sports Camera
Aliexpress UK
Compatibility : This tripod quick release plate is compatible with Manfrotto 200PL 128RC/128RCNAT, 141RC/141RCNAT, 222/222RCNAT/234RC, 323, 390/390B/390RC, 352RC/308RC, 460MG, 468RC, 486RC2. 2PCS head tripod quick release plates with screws.
eBay
Ulanzi FALCAM F22 Quick Release Base /Quick Release Plate for Gopro Action Camera Quick Mounting Plate for Sports Camera
Aliexpress UK