# Advanced Manhole Collar Davit Base

Manhole Collar,21 1/2 in dia., Height 21 1/2 in, Color Green, Mounting Location Manhole, Compatible Component Lower Mast Extension, Confined Space Component Base, Mounting Type Clamp-On, Material Aluminum, Base Installation Portable, Diameter 21 1/2 in, For Maximum Manhole Diameter 24 in, For Minimum Manhole Diameter 22 in, Includes Carry Handles Yes, Series Advanced, Sleeve Material PVC, Standards OSHA 1910.66

graingerSKU: 30M978, mscSKU: , zoro\_no: G3300790, mongo\_id: 65bbe6453aaddbd5a901ba84

## Details

- **Price:** 4396.24 USD
- **Vendor:** 3M Dbi-Sala
- **Type:** Confined Space Entry Equipment
- **Tags:** DESCRIPTION_UPDATE

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 4396.24 USD | In stock |

## Images

- Z0oBx_jcpIx_.JPG

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> Source: [The Tools Man](https://www.thetoolsman.com/products/3m-dbi-sala-advanced-manhole-collar-davit-base-8510457)
> Updated: 2026-09-03