Find Parts

Search By Item Number Or Keyword
Search Manufacturers By Letter

Still Can't Find It?

If you're unable to locate an item please contact us directly.

Please have the following information ready:

  1. Firearm Manufacturer
  2. Firearm Model and Serial Number
  3. Gauge or Caliber of Firearm
  4. Part Description
  5. Any other pertinent information

Then please call our Sales Department toll free at:

866-NUMRICH

(866-686-7424)

Outside U.S.A.

845-679-2417

Office Hours:

Monday through Friday
8:00 a.m. to 4:30 p.m. EST

Colt AR15A2 / M16A2 Rifle Rear Sight Components

Adjustable rear sight components are manufactured under U.S. government contract. Black anodized aluminum, 1/4 minute click adjustable.

Filter By:

Elevation Knob - Standard - Coarse 6.5 Thread Pitch

Image Product # Manufacturer Model Description
View Larger Image 209070A AR AR15-A2, M4 CARBINE Rear Sight Base Elevation Knob, Aluminum (A2 Style; Colt Mfg)

Our Price: $18.25

Image Product # Manufacturer Model Description
View Larger Image 209070B U.S. MILITARY M16A2 Rear Sight Base Elevation Knob, Aluminum (A2 Style; Colt Mfg)

Our Price: $18.25

Elevation Knob - National Match - Fine 13.5 Thread Pitch

Image Product # Manufacturer Model Description
View Larger Image 209080A AR AR15-A2 FLAT TOP Rear Sight Base Elevation Knob (A2 Style; DPMS/Panther Arms)

Our Price: $6.65

Image Product # Manufacturer Model Description
View Larger Image 209080B U.S. MILITARY M16A2 Rear Sight Base Elevation Knob (A2 Style; DPMS/Panther Arms)

Our Price: $6.65

Elevation Index - Standard - 300 To 800 Meters

Image Product # Manufacturer Model Description
View Larger Image 209090A AR AR15-A2, M4 CARBINE Rear Sight Base Elevation Index (300-800 Meters; A2 Style)

Our Price: $6.65

Image Product # Manufacturer Model Description
View Larger Image 209090B U.S. MILITARY M16A2 Rear Sight Base Elevation Index (300-800 Meters; A2 Style)

Our Price: $6.65

Elevation Index - National Match - 300 To 600 Meters

Image Product # Manufacturer Model Description
View Larger Image 209100A AR AR15-A2 FLAT TOP, M4 CARBINE Rear Sight Base Elevation Index (300-600 Meters; A2 Style)

Our Price: $6.55

Image Product # Manufacturer Model Description
View Larger Image 209100B U.S. MILITARY M16A2 Rear Sight Base Elevation Index (300-600 Meters; A2 Style)

Our Price: $6.55

Windage Drum - Fits All A2 Models

Image Product # Manufacturer Model Description
View Larger Image 209060A AR AR15-A2 FLAT TOP, AR15-A2, M4 CARBINE Rear Sight Windage Knob (For Adjustable Sight Models; A2 Style)

Our Price: $6.65

Image Product # Manufacturer Model Description
View Larger Image 209060B U.S. MILITARY M16A2 Rear Sight Windage Knob (For Adjustable Sight Models; A2 Style)

Our Price: $6.65

ALSO AVAILABLE:

Image Product # Manufacturer Model Description
View Larger Image 196220A AR AR15 Handguard Slip Ring (Delta Ring) - Fits All Models w/ Round Handguards

Our Price: $8.05

Image Product # Manufacturer Model Description
View Larger Image 196220B U.S. MILITARY M16 Handguard Slip Ring (Delta Ring) - Fits All Models w/ Round Handguards

Our Price: $8.05