Description
Adapt an M20 speaker stand shaft to connect to virtually any subwoofer mounting socket with our SSA21 Subwoofer Adapter. To increase speaker mount compatibility, this adapter features a 1 3/8" mounting pole with a removable M20-threaded lug that enables a proper fit for virtually any socket including shallow M20, recessed M20, 1 3/8" cup, and 1 3/8" cup with M20. Its heavy-duty construction ensures sturdy support for reliable speaker placement.
Product Specifications:
Application: M20 Subwoofer Adapter with removable M20
Upper Adapter: Accepts male M20
Lower Adapter: Tapered to 1 3/8" with removable M20 to fit all subwoofers on the market
Includes: Allen key for M20 lug removal
Construction: Steel
Color: Black
Shipping Weight: 2 lbs
Shipping Dimensions (LxWxH): 7.1 x 1.7 x 1.5"
Financing Options
Hassle-Free Financing Available
Get the gear you need now and pay over time. Perfect for working DJs, artists, and sound pros who need pro-grade speakers, lighting, and cases to stay competitive.
- Shop Pay & Afterpay for instant financing right at checkout
- Acima, Synchrony, Progressive & Snap lease-to-own and financing options
- Fast approvals so you buy today and pay monthly
Military & First Responder Discounts
We're proud to support those who serve. Active-duty military, veterans, and first responders qualify for a special discount on your gear. See our Military Discount details here and how to redeem.


