Standard Horizon
Standard Horizon HX400 w/Built-In Scrambler & LMR Programmable Channels
MPN: HX400
$297.49
In Stock
$169.99$199.99per unit
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This item is currently out of stock.
Special order from Shakespeare — Estimated 2–4 weeks.
Quick Specs
Type: Mounting Brackets
Description
Mast Clamps kit for Shakespeare 476 antenna.
Construction: Galvanized metal
Mount type: Bracket kit
Construction: Galvanized metal
Mount type: Bracket kit
WARNING: This product can expose you to chemicals including LEAD which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
Quick Specs
Type = Mounting Brackets
Accessories
No accessories listed for this product.
Specifications
| SKU | 483 |
| UPC | 719441110086 |
| Brand | Shakespeare |
| Category | Communication |
| Country of Origin | TAIWAN |
| Weight | 9.7 |
| Dimensions | 16 x 6 x 6 |
| Status | Active |
| Last Synced | 9/14/2026, 2:03:26 AM |
Compliance & Shipping
WARNINGProp 65 Notice
WARNING: This product can expose you to chemicals including LEAD which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
Returnable
Product Literature
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Frequently Bought Together
Compare Key Features
| Feature |  Shakespeare 483 Mast Clamp f/476 Antenna CURRENT |  Shakespeare 4187 Stainless Steel Ratchet Mount |  Shakespeare 4184 Cable Outlet |  Shakespeare 4187 Stainless Steel Ratchet Mount In A Box |  Shakespeare 4710 Flange Mount |
|---|---|---|---|---|---|
| Price | $169.99 | $67.99 | $10.19 | $67.99 | $28.04 |
| Brand | Shakespeare | Shakespeare | Shakespeare | Shakespeare | Shakespeare |
| Condition | New | New | New | New | New |
| Availability | Out of Stock | In Stock | In Stock | In Stock | In Stock |
| Weight | 9.7 | 4 | 0.09 | 2 | 0.4 |
| Dimensions | 16 x 6 x 6 | 6 x 6 x 3 | 6 x 3 x 1 | 6 x 6 x 3 | 6 x 5 x 2 |
| SKU | 483 | 4187 | 4184 | 4187BX | 4710 |
| Country | TAIWAN | THAILAND | TAIWAN | THAILAND | THAILAND |
| View Item | View Item | View Item | View Item | View Item |
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Frequently Asked Questions
Price
$169.99