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A2/Flat Top Parts

AR 15 Uppers by Del-Ton, Inc

Browse our full selection of AR 15 upper assemblies below to find the right parts and additions for your gun or rifle. We stock AR 15 complete upper parts including a wide variety of spring pins, rear sight assemblies and much more. Our AR 15 upper receiver category includes a wide variety of essential components made in the U.S from top quality materials and includes name-brand pieces from top manufacturer such as the Vitor complete upper receiver. All of the products in this category are mil-spec upper parts made for us with flat top, A3 and A1 upper receivers. Feel free to contact us with any questions!

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AR-15 Ejection Port Cover Hinge Pin Clip
AR-15 Ejection Port Cover Hinge Pin Clip
Our Price: $0.50

(Part 17) Ejection Port Cover Hinge Pin Clip
AR-15 Rear Sight Ball Bearings
AR-15 Rear Sight Ball Bearing
Our Price: $0.50

(Parts 5 & 12) Rear Sight Ball Bearing, 3 required
AR-15 Forward Assist Spring
AR-15 Forward Assist Spring
Our Price: $0.75

(Part 23) Forward Assist Spring
AR-15 Forward Assist Pin
AR-15 Forward Assist Pin
Our Price: $0.75

(Part 21) Forward Assist Pin
AR-15 Ejection Port Cover Spring
AR-15 Ejection Port Cover Spring
Our Price: $0.75

(Part 19) Ejection Port Cover Spring
AR-15 Rear Sight Springs
AR-15 Rear Sight Spring
Our Price: $0.75

(Parts 4 & 13) Rear Sight Springs.
AR-15 A2 Rear Sight Windage Knob Spring Pin
AR-15 A2 Rear Sight Windage Knob Spring Pin
Our Price: $0.75

(Part 2) A2 Rear Sight Windage Knob Spring Pin
AR-15 Rear Sight Elevation Knob Spring
AR-15 Rear Sight Elevation Knob Spring
Our Price: $0.95

(Part 11) Rear Sight Elevation Knob Spring
A2 Rear Sight Elevation Knob Spring Pin
AR-15 A2 Rear Sight Elevation Knob Spring Pin
Our Price: $0.95

(Part 10) A2 Rear Sight Elevation Knob Spring Pin
AR-15 Rear Sight Flat Spring
AR-15 Rear Sight Flat Spring
Our Price: $0.95

(Part 8) A2 Rear Sight Flat Spring