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AR 15 Upper Parts from Del-ton, Inc.

Our upper parts selection includes A2 rear sight parts, ball bearings, assist springs and much more. These pieces are made in the U.S from top quality materials by Del-ton, Inc and all of the products in this category are mil-spec upper parts made for us with flat top, A3 and A2 upper receivers. Please refer to the diagram below to learn more about the specific parts and locations for your rifle and feel free to contact us with any questions!

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AR15 Upper Receiver Parts Kit Our Price: $16.95	AR-15 Rear Sight Windage Knob Our Price: $6.00	AR-15 Rear Sight Spring Our Price: $0.75

AR15 Upper Receiver Parts Kit includes commonly replaced parts for upper receivers.	(Part 3) Rear Sight Windage Knob	(Parts 4 & 13) Rear Sight Springs.


AR-15 Rear Sight Ball Bearing Our Price: $0.50	AR-15 Rear Sight Windage Knob Screw Our Price: $3.50	AR-15 Rear Sight Aperature - A2 Our Price: $6.95

(Parts 5 & 12) Rear Sight Ball Bearing, 3 required	(Part 6) Rear Sight Windage Knob Screw	(Part 7) A2 Rear Sight Aperature


AR-15 Rear Sight Flat Spring Our Price: $0.95	AR-15 Rear Sight Base - A2 Our Price: $17.50	AR-15 Rear Sight Elevation Knob Spring Our Price: $0.95

(Part 8) A2 Rear Sight Flat Spring	(Part 9) A2 Rear Sight Base	(Part 11) Rear Sight Elevation Knob Spring


AR-15 Rear Sight Index Screw - A2 Our Price: $1.75	AR-15 Rear Sight Index Elevation Our Price: $5.75	AR-15 Rear Sight Elevation Knob Our Price: $6.50

(Part 14) A2 Rear Sight Index Screw	(Part 15) Rear Sight Index Elevation 8/3 Elevation Adjustment	(Part 16) Rear Sight Elevation Knob


AR-15 Ejection Port Cover Hinge Pin Clip Our Price: $0.50	AR-15 Ejection Port Cover Pin Our Price: $1.50	AR-15 Ejection Port Cover Spring Our Price: $0.75

(Part 17) Ejection Port Cover Hinge Pin Clip	(Part 18) Ejection Port Cover Pin	(Part 19) Ejection Port Cover Spring


AR-15 Ejection Port Cover Our Price: $5.75	AR-15 Ejection Port Cover Assembly Our Price: $6.50	AR-15 Forward Assist Pin Our Price: $0.75

(Part 20) Ejection Port Cover	(Part 20) Ejection Port Cover Assembly.	(Part 21) Forward Assist Pin


AR-15 Forward Assist Assembly - Round Our Price: $11.25	AR-15 Forward Assist Spring Our Price: $0.75

(Part 22) Round forward assist assembly	(Part 23) Forward Assist Spring