---
product_id: 60026193
title: "Master Lock BLC0232DKA4 Storeroom Cylindrical Ball Knob, Commercial Grade 2, Brushed Chrome Finish"
brand: "master lock"
price: "¥19007"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/60026193-master-lock-blc0232dka4-storeroom-cylindrical-ball-knob-commercial-grade-2
store_origin: JP
region: Japan
---

# Sleek Brushed Chrome Finish Grade 2 Commercial Security BumpStop Bump-Resistant Cylinder Master Lock BLC0232DKA4 Storeroom Cylindrical Ball Knob, Commercial Grade 2, Brushed Chrome Finish

**Brand:** master lock
**Price:** ¥19007
**Availability:** ✅ In Stock

## Summary

> 🔐 Secure your space with style and confidence!

## Quick Answers

- **What is this?** Master Lock BLC0232DKA4 Storeroom Cylindrical Ball Knob, Commercial Grade 2, Brushed Chrome Finish by master lock
- **How much does it cost?** ¥19007 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/60026193-master-lock-blc0232dka4-storeroom-cylindrical-ball-knob-commercial-grade-2)

## Best For

- master lock enthusiasts

## Why This Product

- Trusted master lock brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **BumpStop Technology:** Advanced bump-resistant cylinder keeps your storage secure against forced entry
- • **Dual-Access Control:** Inside knob always unlocked, outside knob locked with key for seamless access management
- • **Effortless Installation:** Designed for quick setup with included instruction guide—get secure in no time
- • **Timeless Brushed Chrome:** Modern, professional finish that elevates any commercial door aesthetic
- • **Unmatched Security Grade:** Commercial Grade 2 certified for trusted durability and protection

## Overview

The BLC0232DKA4 Storeroom Cylindrical Ball Knob by Master Lock offers commercial-grade security with a Grade 2 rating, featuring a bump-resistant cylinder and dual-access control for inside and outside use. Its durable alloy steel construction is complemented by a sleek brushed chrome finish, ensuring both strength and style. Easy to install and backed by a 10-year warranty, this lock is ideal for professional environments demanding reliable, long-lasting door hardware.

## Description

BLC0232DKA4 Storeroom Cylindrical Ball Knob, Commercial Grade 2, Brushed Chrome Finish

## Features

- Brushed chrome finish
- For locked storage room application
- Operated by knob inside or key in outside knob, Outside knob is always locked. Inside knob is always unlocked
- BumpStop technology - Bump resistant cylinder
- Cylindrical construction for enhanced durability
- Six pin Schlage C compatible cylinder standard
- 2-3/4in (70mm) fixed backset latch
- 3 hr UL listing, Meets ANSI/BHMA A156.2, Grade 2 Standards

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Alloy Steel |
| Brand | Master Lock |
| Color | Chrome |
| Product Dimensions | 7"L x 3"W |
| Exterior Finish | Chrome |
| Specific Uses For Product | Door |
| Special Feature | Easy to Install |
| Included Components | Unit^Instruction Guide |
| Lock Type | Key Lock |
| Metal Type | Alloy Steel, Brass |
| Handle Material | Alloy Steel, Brass |
| Hand Orientation | Ambidextrous |
| Unit Count | 1.0 Count |
| Number of Items | 1 |
| Manufacturer | Master Lock |
| Item Depth | 2-3/4 inches |
| Handle Attachment Mechanism | Latch |
| UPC | 071649120541 |
| Part Number | BLC0232DKA4 |
| Item Weight | 1.94 pounds |
| Item model number | BLC0232DKA4 |
| Is Discontinued By Manufacturer | No |
| Finish | Brushed Chrome Finish |
| Item Package Quantity | 1 |
| Number Of Pieces | 1 |
| Number of Handles | 2 |
| Special Features | Easy to Install |
| Batteries Included? | No |
| Batteries Required? | No |
| Warranty Description | 10 Year Warranty |

## Product Details

- **Material:** Alloy Steel
- **Brand:** Master Lock
- **Color:** Chrome
- **Style:** Knobs
- **Product Dimensions:** 7"L x 3"W

## Images

![Master Lock BLC0232DKA4 Storeroom Cylindrical Ball Knob, Commercial Grade 2, Brushed Chrome Finish - Image 1](https://m.media-amazon.com/images/I/61trvTMkclL.jpg)

## Questions & Answers

**Q: will this lock stay locked all the time?**
A: Rhonda comment below is incorrect.  It will always be locked from the outside, and it will always remain unlocked and free to open from the inside.

**Q: What kind of keyway does this lock use? is it a standard kwikset kw1 keyway?**
A: Six pin Schlage C compatible cylinder standard - Can be special ordered to 24 different keyways.

**Q: Does any storeroom cylindrical ball knob, come in backset of 2 3/8**
A: Yes, look for Copper Creek brand

**Q: Once locked with a key are both sides locked?  Even the side without a keyhole?**
A: No, YOU DO NOT NEED A KEY TO EXIT Only entry

## Frequently Bought Together

- Master Lock BLC0232DKA4 Storeroom Cylindrical Ball Knob, Commercial Grade 2, Brushed Chrome Finish
- Prime-Line U 10676 Steel Latch Guard Plate Cover for Out-Swinging Doors, 6 Inch Cover with 5/16 Inch Offset, Stainless Steel, Set of 1

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.jp/products/60026193-master-lock-blc0232dka4-storeroom-cylindrical-ball-knob-commercial-grade-2](https://www.desertcart.jp/products/60026193-master-lock-blc0232dka4-storeroom-cylindrical-ball-knob-commercial-grade-2)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-11*