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$22.15
OS M5 STAND OFF MOUNT (12.7mm)

$27.70
OS M5 STAND OFF MOUNT (19.1mm)

$33.90
OS M5 STAND OFF MOUNT (25.4mm)

$43.10
OS M5 STAND OFF MOUNT (31.8mm)

$44.64
OS M5 STAND OFF MOUNT (38.1mm)

$47.72
OS M5 STAND OFF MOUNT (44.5mm)

$41.60
OS M5 STAND OFF MOUNT (50.8mm)

$15.40
OS M5 STAND OFF MOUNT (6.4mm)


$204.90
OS MAX-25FX W/892 SILENCER

$243.53
Max-55ax engine with e-3071 silencer Displacement 8.93cc(0.545cu.in) Output...

$13.62
OS Needle Valve

$8.83
OS Needle Valve Extension

$5.00
OS PET 111 Screw Set

$36.28
OS PISTON RING 120AX


$162.68
OS Regulator Assembly 61E-R

$191.61
OS T-2100 Exhaust set w/-manifold


$572.32
OS22 GT 22cc engine Gasoline power for your .90-1.20 aircraft. An investment in O.S. gasoline power quickly pays for itself in fast starts,...

$638.70
OS ENGINES NEW GT33 Second in the line of O.S. gasoline engines — but second to none in quality and performance! When it comes to...

$914.38
OS60 GT 60cc engine GT60 Gas Engine MORE POWER for 50 cc class aircraft! New to the GT series is the GT60 which is the largest in the...


$213.84
Performance exhaust sys.

$7.90
PILOT OS GT 33 Choke lever


$9.65
Pipe spring - kit 3pcs


$194.00
Piston and liner 21 vz-b v-spec

$65.60
Piston for 91sx-h c spec

$64.00
Piston for moki 180