BT Gun Company carries Armaspec parts and firearm accessories, including buffer kits, recoil springs, ambidextrous safety selectors, and M-LOK-to-ARCA rails. The available selection spans components for AR-platform configurations, along with items in the grips, pads, stocks, bipods, barrels, choke tubes, and optical accessories categories.

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ARMASPEC A2 SPACER FOR SRS/SMB, black cylindrical spacer in upright view
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ARMASPEC A2 SPACER FOR SRS/SMB

Armaspec
SKU: rsr-ARMASPECARM154-RFL
$5.59
ARMASPEC A5 SPACER FOR SRS/SMB black cylindrical spacer with centered hole, angled top view
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ARMASPEC A5 SPACER FOR SRS/SMB

Armaspec
SKU: rsr-ARMASPECARM154-RFLA5
$5.59
ARMASPEC AR10 FIRING PIN silver firing pin, horizontal side view
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ARMASPEC AR10 FIRING PIN

Armaspec
SKU: rsr-ARMASPECARM683-SS
$17.51
ARMASPEC AR9 FIRING PIN silver side view with slender shaft, collar and narrow tip
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ARMASPEC AR9 FIRING PIN

Armaspec
SKU: rsr-ARMASPECARM682-SS
$13.54
ARMASPEC B2 EXTENDED MAG RELEASE BLK, black extended magazine release in angled view
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ARMASPEC B2 EXTENDED MAG RELEASE BLK

Armaspec
SKU: rsr-ARMASPEC107BLK
$17.51
ARMASPEC braided buffer spring AR15, silver, side view showing coiled construction
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ARMASPEC BRAIDED BUFFER SPRING AR15

Armaspec
SKU: rsr-ARMASPEC181AR15
$19.89
ARMASPEC CARB BFF TUBE KIT W/ EP/CN black tube with end plate and castle nut, angled view
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ARMASPEC CARB BFF TUBE KIT W/ EP/CN

Armaspec
SKU: rsr-ARMASPECARM621-C
$31.03
ARMASPEC CLASSIC CHRG HNDL AR10 BLK, black charging handle in angled top view with dual latches
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ARMASPEC CLASSIC CHRG HNDL AR10 BLK

Armaspec
SKU: rsr-ARMASPEC166-BLK
$55.67
ARMASPEC CLASSIC AR15 charging handle, black, angled top view with dual latches
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ARMASPEC CLASSIC CHRG HNDL AR15 BLK

Armaspec
SKU: rsr-ARMASPEC165-BLK
$47.71
ARMASPEC ECB KIT BLACK, black T-shaped bolt, oval insert and gold-tone coil spring
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ARMASPEC ECB KIT BLACK

Armaspec
SKU: rsr-ARMASPECARM204-BLK
$15.12
ARMASPEC ECB SLANT KIT BLACK black kit with lever, screw, coiled spring and cap
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ARMASPEC ECB SLANT KIT BLACK

Armaspec
SKU: rsr-ARMASPECARM205-BLK
$15.93
ARMASPEC ELEV8 IBEAM XL 13SLOT black rail riser, angled side view with mounting screws
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ARMASPEC ELEV8 IBEAM XL 13SLOT

Armaspec
SKU: rsr-ARMASPECARM632-BLK
$79.51
ARMASPEC ENHCD TK black takedown and pivot pins, upright view showing round heads and detent holes
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ARMASPEC ENHCD TKDWN/PIVOT PINS

Armaspec
SKU: rsr-ARMASPEC137BLK
$11.95
ARMASPEC FT90 Ambi Safety Selector, black front view with two ribbed selector levers
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ARMASPEC FT90 AMBI SAFETY SELECT BLK

Armaspec
SKU: rsr-ARMASPEC111BLK
$31.82
ARMASPEC FULCRUM45/90 AMBI SLCTR BLK black selector assembly with levers on both ends, front view
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ARMASPEC FULCRUM45/90 AMBI SLCTR BLK

Armaspec
SKU: rsr-ARMASPECARM213-BLK
$35.80
ARMASPEC GAS TUBE CARBINE LENGTH silver bent gas tube, side view
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ARMASPEC GAS TUBE CARBINE LENGTH

Armaspec
SKU: rsr-ARMASPEC653-CL
$11.95
ARMASPEC GAS TUBE MID LENGTH silver tube in side view with a slight bend
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ARMASPEC GAS TUBE MID LENGTH

Armaspec
SKU: rsr-ARMASPEC653-ML
$11.95
ARMASPEC GAS TUBE RIFLE LENGTH, slim silver tube in side view
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ARMASPEC GAS TUBE RIFLE LENGTH

Armaspec
SKU: rsr-ARMASPEC653-RL
$12.74
ARMASPEC M-LOK TO ARCA RAIL, black angled top view with elongated mounting slots
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ARMASPEC M-LOK TO ARCA RAIL 12″ BLK

Armaspec
SKU: rsr-ARMASPEC621-12
$52.49
ARMASPEC M-LOK TO ARCA RAIL 6 BLK black rail, angled top view with elongated slots
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ARMASPEC M-LOK TO ARCA RAIL 6″ BLK

Armaspec
SKU: rsr-ARMASPEC621-6
$36.59