Portwest BX321 Ultimate Modular 3-in-1 Trousers
- Pay in 30 days with a Trade Account. No fees.
- Next Day Delivery Available
- Made in the UK
- Pay in 30 days with Klarna. No fee. Learn more
- Next Day Delivery Available
Portwest BX321 Ultimate Modular 3-in-1 Trousers - Black/Yellow / 28 is backordered and will ship as soon as it is back in stock.
- Pay in 30 days with a Trade Account. No fees.
- Next Day Delivery Available
- Made in the UK
- Pay in 30 days with Klarna. No fee. Learn more
- Next Day Delivery Available
Multi Pockets
Knee Pad Access
Reversible
Stretch
No Bleach
No Tumble Dry
Line Dry
No Iron
No Dry Clean
Portwest BX321 Ultimate Modular 3-in-1 Trousers - Black/Yellow / 28 is backordered and will ship as soon as it is back in stock.
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Frequently Bought Together
The Portwest BX321 Ultimate Modular 3-in-1 Trousers is available from Street Solutions UK, specialists in professional workwear and PPE for construction sites, facilities management, and industrial workplaces across the UK. Designed for durability and all-day comfort in demanding environments.
The Ultimate Modular 3-in-1 Trouser design for your every need The 3-in-1 design converts a work trouser to a work short or a EN20471 Class 1 work trouser.
Key features
- 4-way stretch fabric for ease of movement and added comfort
- Slim fit design for exceptional comfort
- Side entry knee pad pockets
- 15 pockets for ample storage
- B920, B921 and B922 pockets are designed to clip on and of this trouser
- Adjustable waist for a perfect fit
- UKCA marked
- CE certified
- Reversible garment for multi use
- Knee pad pockets to facilitate knee pads
Collection
General Workwear
Standards & compliance
- EN 14404: 2004 + A1: 2010 Type 2 Level 0 (When used in combination with S156)
Care: See wash-care icons above for recommended care instructions.

