ITEM NO. DESCRIPTION QTY. ITEM NO. DESCRIPTION QTY.1 Upper Receiver Complete 1 54 Main Spring 12 M107A1 Cheek piece 1 55 Accelerator Rod 13 Cheek piece Screw 3 56 Transfer Bar Pin 14 Windage Knob Pin 1 57 Transfer Bar Detent 15 Windage Knob 1 58 Transfer Bar Spring 16 Rear Sight Scale Screw 1 59 Transfer Bar 17 Rear Sight Scale 1 60 Trigger Spring 18 Rear Sight Aperture 1 61 Trigger 19 Elevation Screw 1 62 Disconnector Spring 1

10 Elevation Screw Spring 1 63 Disconnector 111 Elevation Screw Pin 1 64 Sear Spring 112 Elevation Screw Ball 1 65 Sear Assembly 113 Rear Sight Body 1 66 Cocking Lever 114 Rear Sight Base Detent 1 67 Cocking Lever Spring 115 Rear Sight Spring 1 68 Cam Pin Assembly 116 Windage Screw Spring 1 69 Yoke mount Nut 217 Windage Screw 1 70 Yoke Mount Washer 218 Barrel Key 1 71 Yoke Mount 219 Barrel Spring Screw 4 72 Bipod Shim Bushing 220 Barrel Spring 2 73 Bipod Detent 221 Center Nut Plate 2 74 Bipod Screw 222 Front Sling Loop 1 75 Bipod Leg Housing 223 10-32 x.50 BHCS 2 76 RP - .125 DIA. x .625 224 Front Sight Catch Pin 1 77 Foot Shoe 225 Front Sight Pin 1 78 Bipod Yoke 126 Front Sight 1 79 Bipod Pin 227 Front Sight Spring 1 80 Bipod Spring 228 Front Sight Catch 1 81 Midlock Pin 129 Muzzle Brake 1 82 Rear Lock Pin 230 Muzzle Brake Screw 1 83 Trigger Housing Pin 231 Muzzle Brake Shim Kit 1 83 Magazine Spring 132 Impact, Barrel Bumper 1 84 Magazine Follower 133 Battery Bumper 1 85 Magazine 134 Ejector 1 87 Magazine Catch Pin 135 Ejector Spring 1 88 Magazine Catch Spring 136 Cam / Ejector Pin 2 89 Mag. Catch 137 Extractor 1 90 Safety Detent 138 Extractor Plunger 1 91 Safety Spring 139 Extractor Spring 1 92 Mag. Floor Plate 140 Bolt 1 93 Pistol Grip Screw 141 Firing Pin 1 94 Pistol Grip Stock Washer 142 Firing Pin Extension Spring 1 95 Pistol Grip 143 Firing Pin Extension 1 96 Safety 144 Firing Pin Pin 2 97 10-32 X 1.25 SHCS TORX 245 .50 BMG Barrel Assembly 1 98 Lower Receiver Complete 146 Bolt Carrier 1 99 Lower Rear Grip 147 Accelerator Spring Screw 1 100 Monopod Elevation Screw 148 Bolt Carrier Pin 3 101 Monopod Rotating Foot Upper 149 Accelerator Spring 1 102 1/8 X 3/4 Split Pin Stainless 150 Bolt Extender 1 103 Monopod Rotating Foot Lower 151 Accelerator 1 104 Monopod Lock Knob 152 Bu�er Insert 1 105 Recoil Pad 153 Bu�er Sleeve 1 106 Recoil Pad Screw 2

64

79

56

54

2931

25

98

32

13

3330

3435

3

50

373839

36

40

8887

41

71

89

72

70

78

19

22

69

24

43 42

44

21

51

82

23

45

84

80

73

83

27

28

75

85

26

2018

96

19

68

77

74

92

66

67

46

47

65

76

48

91

49

90

93

94

61

95

60

48

62

63

86

81

55

59

36

5758

54

52

102

104

14

15

103

101

11

12

53

87

9

6

10

99

100

2

1

105

106

16

17

97

83

64

79

56

54

2931

25

98

32

13

3330

3435

3

50

373839

36

40

8887

41

71

89

72

70

78

19

22

69

24

43 42

44

21

51

82

23

45

84

80

73

83

27

28

75

85

26

2018

96

19

68

77

74

92

66

67

46

47

65

76

48

91

49

90

93

94

61

95

60

48

62

63

86

81

55

59

36

5758

54

52

102

104

14

15

103

101

11

12

53

87

9

6

10

99

100

2

1

105

106

16

17

97

83

M107A1

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1/2016