3/8" x 4-1/2" (25 Pack) Black Carriage Bolt Kit, Grade 307A, Ceramic Coated for Exterior Use, 2X Rust Resistance of Galvanized by Makers Bolt
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Product details
| Management number | 215640058 | Release Date | 2026/04/12 | List Price | US$11.64 | Model Number | 215640058 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- Diameter: 3/8" | Length: 4-1/2" | Head diameter: 0.813" | Nut diameter: 3/8" | Nut wrench size: 9/16" | Washer outside diameter: 1"
- Kit includes 25 carriage bolts, 25 USS thick washers, 25 hex nuts
- 5-Layer ceramic black ruspert coating for superior rust resistance (2X protection compared to galvanized)
- Grade 307A carriage bolts, grade 2 hex nuts, and USS flat washers
- The flat head provides a semi-flush finish and is perfect for decks, gazebos, pergolas, and other heavy duty applications
| UPC | 810074743747 |
|---|---|
| Brand | MAKERS BOLT |
| Color | Black |
| Head Type | carriage |
| Size Name | 3/8 x 4-1/2 |
| Unit Count | 25.0 Count |
| Part Number | CBK3872BR25 |
| Thread Size | 3/8"-16 |
| Thread Type | Unc |
| Finish Types | matte |
| Grade Rating | Grade A307 |
| Manufacturer | Makers Bolt |
| Thread Class | 2A |
| Thread Style | Right Hand |
| Fastener Size | 3/8 x 4-1/2 |
| Fastener Type | Carriage Bolt |
| Item Hardness | Grade 307A |
| Material Type | Stainless Steel |
| Exterior Finish | Black Ruspert |
| Thread Coverage | Fully Threaded |
| Screw Head Style | Round |
| Manufacturer Grade | Grade 307A |
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Carriage Bolts
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