This 6x9 speaker spacer is designed specifically to fit the Apache 2800 protective case and similar enclosures, providing a clean and secure mounting solution for your speakers. Originally engineered with Polk Audio speakers in mind, this spacer is also compatible with a wide range of popular brands including JBL, JVC, Kicker, and more—making it a versatile option for custom audio builds. With a 4.3 mm thickness, this spacer offers a low-profile design that maintains proper speaker clearance without adding unnecessary bulk. Ideal for tight installations where space is limited. Manufactured using high-quality PETG through precision 3D printing, it delivers excellent durability, heat resistance, and long-term performance. ✔ Designed for Apache 2800 and similar cases ✔ Fits standard 6x9 speakers ✔ Low-profile 4.3 mm thickness ✔ Compatible with multiple speaker brands ✔ Durable PETG construction ✔ Easy installation