Here's a pair of 2-way + crossovers that worked great within the sets of Polk Monitor 50 tower speakers. The condition and performance are excellent, and they are ready for your next audio project. These would work with a variety of the Monitor series.
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2pcs 4 inch 60W 88dB 2-Way Full Range Frequency Car Audio Stereo Coaxial Speaker Car Speaker Automobile Loudspeaker
Aliexpress UK
Elevate your driving experience with the Polk Audio DB525 5.25-inch Car Audio 2-way Speaker Single, a testament to exceptional sound quality and enduring performance. Renowned for its precision engineering and sleek design, this speaker is a favorite among car audio enthusiasts seeking an upgrade that blends high-fidelity audio with a blend of classic and modern aesthetics.
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Portable Wireless Bass Speaker Audio, Mini Car Small Speaker Auxiliary FM TF USB Plug-in Card Outdoor Portable Small Speaker
Aliexpress UK
6-1/2" Polk DB+ Series 2-way Coaxial Car Speakers. Series Polk DB+ Series. Tweeter Size 3/4". Polk Audio. Tweeter Design N/A. Tweeter Composition N/A. Woofer Composition Polypropylene. Rubber speaker surround.
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2PCS Car Audio Center 3.5'' Inch 3 Inch Midrange Speaker Three-way Speaker Car QP Center Speaker Titanium Color
Aliexpress UK
Polk Audio DB6502 (2-Pairs, 4-Total). Polk Audio DB6502 (DB 6502). 1200W Peak (400W RMS) 6.5" DB+ Series 2-Way Car & Marine Component Speaker System (2-Pairs). Polk Audio. 6-1/2" 2-way Component System Car Speakers.
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SOTAMIA 1Pcs 4.5 Inch Mid Bass Speaker 4 Ohm 50W Mid Range Subwoofer Home Bookshelf Loudspeaker DIY Home Audio Bluetooth Speaker
Aliexpress UK
Pictures are taken from the actual item you are buying.
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SOTAMIA 1Pcs 3 Inch Midrange Woofer Speaker 6 Ohm 50W Bass DIY Bluetooth Speaker Subwoofer Hifi Music Audio Loudspeaker
Aliexpress UK
Polk Cobra Monitor Audio Flat Speaker Cables, Litz 2x5 M used but like new, great vintage Japanese cable, honestly, great sound!
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2pcs 4inch Car Audio Speaker 12V 240W 2 Way HiFi Coaxial Subwoofer Modified Speaker Full Frequency Car Stereo Speaker Woofer
Aliexpress UK
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M1 Portable Mini Bluetooth BASS Speaker Music Stereo Surround USB Outdoor Subwoofer Speaker Audio Player Speaker Microphone
Aliexpress UK
Working pull. Will fit into many Polk speakers. Please check the pics carefully for the cosmetic condition. Thank you
eBay
SOTAMIA 2PCS High end fever grade ultra thin passive speaker 6 ohm 12 watt two way small speaker desktop speaker audio diy
Aliexpress UK