5.11 Aros K9 Collar 1.0
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The Aros K9 Collar has been crafted with pure 5.11 DNA for your working K9 and built for ease of control and durability. Built with a battle-proven AustriAlpin® COBRA® buckle, the Aros K9 features a metal D ring and reinforced loop nametape holder for your K9’s callsign/nametape. 1” nylon webbing with triglide adjustment.
Specifications
- 100% 1" Nylon Webbing
- Small: Girth 15"-17"
- Medium: Girth 16" - 19"
- Large: Girth 18" - 23"
- Weight: Small - 4 oz, Medium - 4.23 oz, Large - 4.4 oz
Features & Benefits
- AustriAlpin® COBRA® buckle
- 1” wide nylon collar with triglide adjustment
- One loop ID panel
- Metal D ring
Size Guide
Open the size guide to check sizing and get the best fit possible.
5.11 Tactical Clothing
Arm length refers to your actual arm length, not the garment's sleeve length.
| Size | XS | Small | Medium | Large | XL | 2XL | 3XL |
|---|---|---|---|---|---|---|---|
| Chest | 76.2-81.330-32 | 86.4-91.434-36 | 96.5-101.638-40 | 106.7-111.842-44 | 116.8-121.946-48 | 127-13250-52 | 137.1-142.254-56 |
| Neck | 33-34.313-13.5 | 35.6-36.814-14.5 | 38.1-39.315-15.5 | 40.6-41.916-16.5 | 43.1-44.417-17.5 | 45.7-4718-18.5 | 48.3-49.519-19.5 |
| Arm Length | 81.9-83.232.25-32.5 | 83.8-8533-33.5 | 85.7-8733.75-34.25 | 87.6-88.935.25-35.75 | 89.5-90.836-36.5 | 91.4-92.736.75-37.25 | 93.3-94.6 |
XS
Small
Medium
Large
XL
2XL
3XL
5.11 Tactical Trousers
Short 160–171.5cm | Regular 172.7–184.1cm | Tall 185.4–190.5cm
| Size | Small | Medium | Large | XL | 2XL | 3XL | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Numeric | 28 | 30 | 32 | 34 | 36 | 38 | 40 | 42 | 44 | 46 | 48 |
| Waist | 76.230 | 81.3 32 | 86.434 | 91.436 | 96.538 | 101.640 | 106.742 | 111.844 | 116.846 | 122.648 | 127.650 |
| Hip | 92.736 1/2 | 97.838 1/2 | 102.940 1/2 | 108.042 1/2 | 113.044 1/2 | 118.146 1/2 | 123.248 1/2 | 128.350 1/2 | 133.452 1/2 | 138.454 1/2 | 143.556 1/2 |
Small28
Medium30 | 32
Large34 | 36
XL38 | 40
2XL 42 | 44
3XL46 | 48
5.11 Tactical Boots
UK sizing shown alongside EU and US equivalents.
| UK | 3 | 4 | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 | 11.5 | 12 | 13 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| EU | 37 | 37.5 | 38.5 | 39 | 40 | 40.5 | 41 | 42 | 42.5 | 43 | 44 | 44.5 | 45 | 45.5 | 46 | 47.5 | 48.5 | 49.5 |
| US | 4 | 5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 | 11.5 | 12 | 13 | 14 | 15 |
| CM | 22 | 23 | 24 | 24.5 | 25 | 25.5 | 26 | 26.5 | 27 | 27.5 | 28 | 28.5 | 29 | 29.5 | 30 | 31 | 32 | 33 |
UK 3EU 37 | US 4
UK 4EU 37.5 | US 5
UK 5EU 38.5 | US 6
UK 5.5EU 39 | US 6.5
UK 6EU 40 | US 7
UK 6.5EU 40.5 | US 7.5
UK 7EU 41 | US 8
UK 7.5EU 42 | US 8.5
UK 8EU 42.5 | US 9
UK 8.5EU 43 | US 9.5
UK 9EU 44 | US 10
UK 9.5EU 44.5 | US 10.5
UK 10EU 45 | US 11
UK 10.5EU 45.5 | US 11.5
UK 11EU 46 | US 12
UK 11.5EU 47.5 | US 13
UK 12EU 48.5 | US 14
UK 13EU 49.5 | US 15
Trousers Fit Guide

The loosest cut through the seat and thigh, with a straight line down to the leg opening for maximum room to move.

A balanced fit with space to move without feeling baggy — straight through the knee to the leg opening.

A clean, straight line from thigh to ankle with a slight taper at the leg opening for a tidier finish.

Cut close through the thigh and knee, tapering to a slim leg opening for the trimmest silhouette.
Sizing Instructions








