TS Optics
Extension tube M54 1mm
$ 19.90
ready for shipping in 1-2
weeks
TS Optics
Extension tube M54 1.5mm
$ 19.90
ready for shipping in 1-2
weeks
TS Optics
Extension tube M68 40mm
$ 67.00
ready for shipping in 3-7
days
TS Optics
T2 extension tube, 5mm optical path
$ 23.90
ready for shipping in 3-7
days
ASToptics
T-Thread extension kit / 7mm
$ 57.00
ready for shipping in 24
h
TS Optics
T2 extension ring, optical path 3mm
$ 23.90
ready for shipping in 3-7
days
Baader
Extension tube VariLock 29 lockable T-2 20-29mm extender, with lock spanner
$ 79.00
ready for shipping in 1-2
weeks
TS Optics
Extension tube T2 10mm
$ 23.90
ready for shipping in 3-7
days
PrimaLuceLab
Extension tube M56 15mm for ESATTO 2" and ARCO 2"
$ 52.00
ready for shipping in 1-2
weeks
Baader
Extension tube Fine-tuning ring for M48 0.3mm
$ 15.90
ready for shipping in 1-2
weeks
Baader
Extension tube T2 40mm
$ 30.90
ready for shipping in 3-7
days
TS Optics
2" extension tube with filter thread on both ends, 30mm optical path
$ 34.90
ready for shipping in 3-7
days
Baader
Extension tube M48 10mm
$ 30.90
ready for shipping in 1-2
weeks
Baader
Extension tube M48 7.5mm
$ 29.90
ready for shipping in 1-2
weeks
ASToptics
T2 extension tube - 4mm long
$ 34.90
ready for shipping in 24
h
Baader
Extension tube M54 40mm
$ 44.90
ready for shipping in 1-2
weeks
TS Optics
1.25" extension tube, 25mm optical path
$ 28.90
ready for shipping in 3-7
days
GSO
Extension tube 50mm extender for RC telescopes
$ 56.00
ready for shipping in 3-7
days
TS Optics
2“ extension tube, 50mm optical path
$ 34.90
ready for shipping in 3-7
days
ASToptics
T2 extension tube - 9mm in length
$ 34.90
ready for shipping in 24
h
Baader
Extension tube M48 30 mm 2"
$ 35.90
ready for shipping in 1-2
weeks
ASToptics
Extension Tube M48 - 2'' - Filter thread - 9 mm Length
$ 34.90
ready for shipping in 24
h
Baader
Extension tube M54 7.5mm
$ 37.90
ready for shipping in 24
h
Baader
Extension tube M54 5mm
$ 36.90
ready for shipping in 1-2
weeks
Bresser
Extension tube 25mm 2.5" Hexafoc
$ 20.90
ready for shipping in 24
h
Omegon
M48 Extension - 30mm
$ 24.90
ready for shipping in 24
h
ASToptics
Extension M48 - 15mm
$ 22.90
Product can be shipped as of 10.07.2026
Baader
Extension tube Fine Tuning Ring for M48 thickness 0.5mm
$ 15.90
ready for shipping in 1-2
weeks
Starlight Instruments
Extension adding 2.25 inches to overall length
$ 376.00
ready for shipping in 3-6
months
Starlight Instruments
Extension tube 2.5" diameter riser, adds 2.25" to length of base
$ 376.00
ready for shipping in 3-6
months
TS Optics
Extension tube 35mm 2"
( 4 / 5 )
$ 37.90
ready for shipping in 3-7
days
Baader
Extension tube M54 30mm
$ 42.90
ready for shipping in 1-2
weeks
Baader
Extension tube Fine-tuning ring for M48 1.0 mm
$ 15.90
ready for shipping in 1-2
weeks
ZWO
Extension tube 7.5 mm M54
$ 34.90
ready for shipping in 1-2
weeks
Askar
Extension tube Adaptors M54/M48 16-20mm
$ 193.00
ready for shipping in 3-5
weeks
Baader
Extension tube M68 VariLock 15-20 mm
$ 166.00
ready for shipping in 1-2
weeks