---
sku: SP136K
name: FHC 2-3/8\" Square AR Post Kit X1 Series 37\" Length
product_group: railing
url_key: sp136k
url: "https://fhc-usa.com/sp136k"
image: "https://fhc-usa.com/media/catalog/product/s/p/sp136km-1wr_2.jpg"
variants:
  -
    sku: SP136K
    label: Base
  -
    sku: SP136KBRZ
    suffix: BRZ
    type: color
    label: Bronze
  -
    sku: SP136KKNC
    suffix: KNC
    type: custom
    label: Custom Kynar Coated
  -
    sku: SP136KM
    suffix: M
    type: finish
    label: Mill
  -
    sku: SP136KNC
    suffix: NC
    type: unknown
    label: Variant (NC)
  -
    sku: SP136KPTC
    suffix: PTC
    type: custom
    label: Custom Painted
  -
    sku: SP136KS
    suffix: S
    type: unknown
    label: Variant (S)
  -
    sku: SP136KW
    suffix: W
    type: color
    label: White
generated_at: "2026-05-21T23:29:28Z"
---

# FHC 2-3/8" Square AR Post Kit X1 Series 37" Length

The FHC 2-3/8" Square AR Post Kit X1 Series 37" Length is part of FHC's railing hardware line. Available in 1 finishes: Mill. Available in 2 color options. Custom variants available.

## Available Variants

| SKU | Variant | Type |
|-----|---------|------|
| SP136K | Base | base |
| SP136KBRZ | Bronze | color |
| SP136KKNC | Custom Kynar Coated | custom |
| SP136KM | Mill | finish |
| SP136KNC | Variant (NC) | unknown |
| SP136KPTC | Custom Painted | custom |
| SP136KS | Variant (S) | unknown |
| SP136KW | White | color |