Telescoping Single Wall Regular-Duty Boxes
Boxes have an adjustable two-piece design to fit tall and irregularly shaped items.
- One inner and one outer box required to make a set - each sold separately.
- Cartons have FOL (full overlap) bottoms for added strength.
- HSC style carton can be used alone or combined with companion piece for an adjustable, 2-piece set.
Stock Number | Inside Dimensions L x W x H | Type | Material | Bundle/ Bale | 25 | 100 | 250 | 500 | 1M+ | Add to Cart |
|---|---|---|---|---|---|---|---|---|---|---|
| T4448INNER | 4 x 4 x 48" | Inner | ECT-32 Corrugated | 25/625 | $2.35 | $2.35 | $2.35 | $2.35 | $2.35 | |
| T4472INNER | 4 x 4 x 72" | Inner | ECT-32 Corrugated | 25/625 | 5.52 | 5.52 | 5.52 | 5.52 | 5.52 | |
| T4448OUTER | 4 1/2 x 4 1/2 x 48" | Outer | ECT-32 Corrugated | 25/625 | 2.60 | 2.60 | 2.60 | 2.60 | 2.60 | |
| T4472OUTER | 4 1/2 x 4 1/2 x 72" | Outer | ECT-32 Corrugated | 25/625 | 5.92 | 5.92 | 5.92 | 5.92 | 5.92 | |
| T6648INNER | 6 x 6 x 48" | Inner | ECT-32 Corrugated | 25/375 | 3.36 | 3.36 | 3.36 | 3.36 | 3.36 | |
| T6672INNER | 6 x 6 x 72" | Inner | ECT-32 Corrugated | 15/240 | 5.67 | 5.67 | 5.67 | 5.67 | 5.67 | |
| T6648OUTER | 6 1/2 x 6 1/2 x 48" | Outer | ECT-32 Corrugated | 25/375 | 3.30 | 3.30 | 3.30 | 3.30 | 3.30 | |
| T6672OUTER | 6 1/2 x 6 1/2 x 72" | Outer | ECT-32 Corrugated | 15/240 | 8.18 | 8.18 | 8.18 | 8.18 | 8.18 | |
| T8848INNER | 8 x 8 x 48" | Inner | ECT-32 Corrugated | 20/240 | 3.48 | 3.48 | 3.48 | 3.48 | 3.48 | |
| T8872INNER | 8 x 8 x 72" | Inner | ECT-32 Corrugated | 15/180 | 9.89 | 9.89 | 9.89 | 9.89 | 9.89 | |
| T8848OUTER | 8 1/2 x 8 1/2 x 48" | Outer | ECT-32 Corrugated | 20/240 | 3.84 | 3.84 | 3.84 | 3.84 | 3.84 | |
| T8872OUTER | 8 1/2 x 8 1/2 x 72" | Outer | ECT-32 Corrugated | 15/180 | 11.12 | 11.12 | 11.12 | 11.12 | 11.12 | |
| T10657INNER | 10 x 6 x 57" | Inner | ECT-32 Corrugated | 15/180 | 7.01 | 7.01 | 7.01 | 7.01 | 7.01 | |
| T101048INNER | 10 x 10 x 48" | Inner | ECT-32 Corrugated | 20/240 | 4.03 | 4.03 | 4.03 | 4.03 | 4.03 | |
| T101072INNER | 10 x 10 x 72" | Inner | ECT-32 Corrugated | 15/180 | 11.84 | 11.84 | 11.84 | 11.84 | 11.84 | |
| T10657OUTER | 10 1/2 x 6 1/2 x 57" | Outer | ECT-32 Corrugated | 15/180 | 7.52 | 7.52 | 7.52 | 7.52 | 7.52 | |
| T101048OUTER | 10 1/2 x 10 1/2 x 48" | Outer | ECT-32 Corrugated | 20/240 | 5.35 | 5.35 | 5.35 | 5.35 | 5.35 | |
| T101072OUTER | 10 1/2 x 10 1/2 x 72" | Outer | ECT-32 Corrugated | 15/180 | 12.55 | 12.55 | 12.55 | 12.55 | 12.55 | |
| T12448INNER | 12 x 4 x 48" | Inner | ECT-32 Corrugated | 15/180 | 6.06 | 6.06 | 6.06 | 6.06 | 6.06 | |
| T121248INNER | 12 x 12 x 48" | Inner | ECT-32 Corrugated | 15/120 | 6.78 | 6.78 | 6.78 | 6.78 | 6.78 | |
| T121272INNER | 12 x 12 x 72" | Inner | ECT-32 Corrugated | 15/90 | 14.06 | 14.06 | 14.06 | 14.06 | 14.06 | |
| T12448OUTER | 12 1/2 x 4 1/2 x 48" | Outer | ECT-32 Corrugated | 15/180 | 6.73 | 6.73 | 6.73 | 6.73 | 6.73 | |
| T121248OUTER | 12 1/2 x 12 1/2 x 48" | Outer | ECT-32 Corrugated | 15/120 | 7.10 | 7.10 | 7.10 | 7.10 | 7.10 | |
| T121272OUTER | 12 1/2 x 12 1/2 x 72" | Outer | ECT-32 Corrugated | 15/90 | 14.83 | 14.83 | 14.83 | 14.83 | 14.83 | |
| T141440INNER | 14 x 14 x 40" | Inner | ECT-32 Corrugated | 15/150 | 6.12 | 6.12 | 6.12 | 6.12 | 6.12 |
Copyright © 2026 Fort Dearborn. All rights reserved.
We use cookies to provide essential site functionality for the shopping cart, login, and security. We also use third-party cookies for analytics and advertising, which require your consent. You can accept all cookies, customize your preferences, or reject non-essential cookies. See our privacy policy for more details.