The Mapex AR628SFE RA drum set from the Armory series is a professional set that offers a range of high-quality features and specifications. Here is a detailed description of this set:

1. Configuration of the set: This is a 6-piece drum set, consisting of:

   - Bass Drum: 22" x 20"

   - Tom-Toms: 10" x 7" and 12" x 8"

   - Floor Toms: 14" x 12" and 16" x 14"

   - Snare Drum: 14" x 5.5"

2. Materials and construction:

   - The set is made from a 6-layer birch and maple shell, providing a warm and focused tone.

   - It features the SONIClear Bearing Edge technology, which allows for better adherence of the skin to the shell, resulting in a stronger and deeper fundamental tone, and facilitates and improves tuning.

3. Appearance and aesthetics:

   - The Armory set is characterized by its modern design and details, such as the low-mass Mapex Saturn IV-style lugs, which provide solid tuning while maintaining a low mass of the set. The RA version is a model with a "Redwood Burst" finish, a red gradient color.

4. Innovations:

- The use of the SONIClear system increases the resonance of the shells and improves the overall sound quality of the drums.

The Mapex AR628SFE RA set is an excellent choice for serious drummers looking for high-quality sound and professional craftsmanship. It is a set that combines innovative solutions with classic aesthetics, making it a great addition for any drummer.