4 pcs M8 Size, T-Slot Bolts (T-Bolts) w/ Washer Hex Nuts, Black, Stainless Steel
Bolts & Screws for T-Slot Channel
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Regular-size items may ship to PR, HI, and AK with additional charges.
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Square Head T-Slot Bolts – 4 Pack
Secure your gear and install your SYNETICUSA rack system with confidence using our premium stainless steel M8 T-Slot Bolts. Engineered for precise fit and superior strength, these bolts make rack installation fast, reliable, and hassle-free.
Whether you’re mounting ladder racks, overland racks, or roll bars, the Standard T-Bolts provide the perfect interface with SYNETICUSA T-slot rails. The Retrax-Compatible T-Bolts are for Retrax bed covers and the Small T-Bolts are for other customized setups where needed.
Package Includes:
- 4 × Stainless Steel M8 T-Bolts
- 4 × Washers
- 4 × Hex Nuts
T-Slot Bolt Size Chart
| Bolt Type | Base Dimensions (L × W) | Height | Thickness | Compatibility |
| Standard T-Bolt | 0.71" × 0.71" | 1.22" | 0.20" | SYNETICUSA rack systems |
| Retrax-Compatible T-Bolt | 0.71" × 0.71" | 1.22" | 0.158" | Retrax retractable tonneau covers with T-slot channel |
| Small T-Bolt | 0.58" × 0.58" | 1.22" | 0.141" | Other T-slot channels (optional, compatibility not guaranteed) |
Note: Standard T-Bolts are provided with SYNETICUSA's corresponding units. Retrax-compatible or small T-bolts are optional and sold separately.
Important Information
- Specifically designed for PRO-Series racks (MR Retractable, AR Retractable, ER Retractable) and all SYNETICUSA rack systems
- Ideal for mounting with T-slot channels without modification
- If purchased individually, bolts do not include a standalone warranty
