SN5 (Super) Frames

These frames include a reinforced 28 mm top bar for added rigidity and long-term durability. Manufactured from kiln-dried pine and supplied flat packed with precision-cut parts for straightforward self-assembly. Fully compatible with standard National and WBC super boxes.
Specifications:
– Top bar — 17″ × 1 1/16″ (432 × 28 mm)
– Side bar — 5½″ × 1⅜″ (140 × 35 mm)
– Bottom bar — 14″ (356 mm)
– Design — Hoffman self-spacing
– Material — Solid, well-dried pine
– Supplied — Flat packed