Bolt Assembly - Original

This Mossberg manufactured bolt assembly is for the model 51M semi-auto rimfire rifle and is in very…

Manufacturer: Mossberg Model: 51M (x1)

$85.50

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Butt Plate Screw - Original

This Mossberg manufactured butt plate screw is for the model 51M semi-auto rimfire rifle and is in v…

Manufacturer: Mossberg Model: 51M (x1)

$3.25

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Buttplate - Original

This Mossberg manufactured metal buttplate is for the model 51M semi-auto rimfire rifle and is in ve…

Manufacturer: Mossberg Model: 51M (x1)

$22.50

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Cartridge Cut Off Spring - Late Variation - Original

This Mossberg manufactured cartridge cut off spring is for the late variation model 51M semi-auto ri…

Manufacturer: Mossberg Model: 51M (x1)

$12.95

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Cocking Knob - First Variation - Original

This Mossberg manufactured first variation cocking knob is for the model 51M semi-auto rimfire rifle…

Manufacturer: Mossberg Model: 51M (x1)

$29.95

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Disconnector - Original

This Mossberg manufactured disconector is for the model 51M semi-auto rimfire rifle and is in very g…

Manufacturer: Mossberg Model: 51M (x1)

$11.95

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Disconnector Bracket - Original

This Mossberg manufactured disconector bracket is for the model 51M semi-auto rimfire rifle and is i…

Manufacturer: Mossberg Model: 51M (x1)

$19.50

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Disconnector Bracket / Safety Spacer Plate - Original

This Mossberg manufactured disconector bracket / safety spacer plate is for the model 51M semi-auto …

Manufacturer: Mossberg Model: 51M (x1)

$8.95

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Disconnector Bracket Screw - Original

This Mossberg manufactured disconector bracket screw is for the model 51M semi-auto rimfire rifle an…

Manufacturer: Mossberg Model: 51M (x1)

$11.95

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Disconnector Pin - Original

This Mossberg manufactured disconnector pin is for the model 51M semi-auto rimfire rifle and is in v…

Manufacturer: Mossberg Model: 51M (x1)

$3.95

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Disconnector Spring - Original

This Mossberg manufactured disconector spring is for the model 51M semi-auto rimfire rifle and is in…

Manufacturer: Mossberg Model: 51M (x1)

$7.95

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Ejector - Original

This Mossberg manufactured ejector is for the model 51M semi-auto rimfire rifle and is in very good …

Manufacturer: Mossberg Model: 51M (x1)

$1.95

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Ejector Pin - Long - Original

This Mossberg manufactured ejector pin is for the model 51M semi-auto rimfire rifle and is in very g…

Manufacturer: Mossberg Model: 51M (x1)

$2.95 $0.25

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Ejector Pin - Short - Original

This Mossberg manufactured ejector pin is for the model 51M semi-auto rimfire rifle and is in very g…

Manufacturer: Mossberg Model: 51M (x1)

$2.95 $0.25

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Ejector Spring - Original

This Mossberg manufactured ejector spring is for the model 51M semi-auto rimfire rifle and is in nea…

Manufacturer: Mossberg Model: 51M (x1)

$2.95

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Hammer - Original

This Mossberg manufactured hammer is for the model 51M semi-auto rimfire rifle and is in very good c…

Manufacturer: Mossberg Model: 51M (x1)

$17.50

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Magazine Tube - Outer - Original

This Mossberg manufactured outer magazine tube is for the model 51M semi-auto rimfire rifle and is i…

Manufacturer: Mossberg Model: 51M (x1)

$39.95

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Mainspring - Original

This Mossberg manufactured mainspring is for the model 51M semi-auto rimfire rifle and is in near ex…

Manufacturer: Mossberg Model: 51M (x1)

$14.95

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Mainspring Cap Assembly - Original

This Mossberg manufactured complete mainspring cap assembly is for the model 51M semi-auto rimfire r…

Manufacturer: Mossberg Model: 51M (x1)

$25.95

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Receiver & Barrel Assembly - (FFL Required)

This Mossberg manufactured receiver & barrel assembly is for the model 51M semi-auto rimfire rif…

Manufacturer: Mossberg Model: 51M

$79.50

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Sear - Original

This Mossberg manufactured sear is for the model 51M semi-auto rimfire rifle and is in very good con…

Manufacturer: Mossberg Model: 51M (x1)

$21.75

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Sear Pin - Long - Original

This Mossberg manufactured sear pin is for the model 51M semi-auto rimfire rifle and is in very good…

Manufacturer: Mossberg Model: 51M (x1)

$2.95 $0.25

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Sear Pin - Short - Original

This Mossberg manufactured sear pin is for the model 51M semi-auto rimfire rifle and is in very good…

Manufacturer: Mossberg Model: 51M (x1)

$2.95 $0.25

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Sear Spring - Original

This Mossberg manufactured sear spring is for the model 51M semi-auto rimfire rifle and is in near e…

Manufacturer: Mossberg Model: 51M

$2.95

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Sporting Rear Sight - S102 Series - Original

This Mossberg manufacture S102 series sporting rear sight is for the model 51M bolt action rimfire r…

Manufacturer: Mossberg Model: 51M (x1)

$59.50

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Sporting Rear Sight Base & Leaf - Original

This Mossberg manufactured S102 series sporting rear sight base and leaf with rivet is designed for …

Manufacturer: Mossberg Model: 51M

$16.50

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Sporting Rear Sight Sub-Assembly - S102 Series - Original

This Mossberg manufactured S102 series sporting rear sight sub-assembly which is missing the elevati…

Manufacturer: Mossberg Model: 51M

$41.95

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Sporting Rear Sight Windage Adjustment Screw - Original

This Mossberg manufactured S102 series sporting rear sight windage adjustment screw is designed for …

Manufacturer: Mossberg Model: 51M

$7.95

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Stock - Walnut - Original

This pistol grip walnut stock with takedown bushing and escutcheon is for the model 51M semi-auto ri…

Manufacturer: Mossberg Model: 51M (x1)

$77.50

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Takedown Screw - Original

This Mossberg manufactured takedown screw is for the model 51M semi-auto rimfire rifle and is in ver…

Manufacturer: Mossberg Model: 51M (x1)

$4.95

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Takedown Stud - Original

This Mossberg manufactured takedown stud is for the model 51M semi-auto rimfire rifle and is in very…

Manufacturer: Mossberg Model: 51M (x1)

$2.50 $1.25

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Tension Spring Screw - Original

This Mossberg manufactured tension spring screw is for the model 51M semi-auto rimfire rifle and is …

Manufacturer: Mossberg Model: 51M (x1)

$2.50 $0.99

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Trigger - Original

This Mossberg manufactured trigger is for the model 51M semi-auto rimfire rifle and is in very good …

Manufacturer: Mossberg Model: 51M (x1)

$14.50

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Trigger Guard - w/ Flat Bottom End - Original

This Mossberg manufactured trigger guard with the flat bottom end is for the model 51M semi-auto rim…

Manufacturer: Mossberg Model: 51M (x1)

$31.75

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Trigger Guard Screw - Front - Original

This Mossberg manufactured front trigger guard screw is for the model 51M bolt action rimfire rifle …

Manufacturer: Mossberg Model: 51M (x1)

$4.75

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Trigger Guard Screw - Original

This Mossberg manufactured trigger guard screw is for the model 51M semi-auto rimfire rifle and is i…

Manufacturer: Mossberg Model: 51M (x1)

$2.25 $0.25

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Trigger Pin - Original

This Mossberg manufactured trigger pin is for the model 51M semi-auto rimfire rifle and is in very g…

Manufacturer: Mossberg Model: 51M (x1)

$3.95

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Trigger Spring - Original

This Mossberg manufactured trigger spring is for the model 51M semi-auto rimfire rifle and is in ver…

Manufacturer: Mossberg Model: 51M

$3.95

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Mossberg Model 51M Semi-Auto Rimfire Rifle Parts