Spacer Rings / Extenders
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- Blue Fireball Empty 2" Filter Cell with Retaining Ring # S-2FOur Price: $13.95 As low as $12.00Out of StockFree US Shipping Over $25
- Blue Fireball M48x0.75 Thread Variable Spacer Ring Set (Includes 5mm, 10mm, 20mm, 30mm & Adj...Our Price: $59.95In StockFree US Shipping
- Blue Fireball M48x0.75 Thread Spacer Ring with 6mm Extension # S-M48-06Our Price: $16.95In StockFree US Shipping Over $25
- Blue Fireball T Thread Spacer Ring with 40mm Extension # S-T40Our Price: $24.95In StockFree US Shipping Over $25
- Blue Fireball T Thread Spacer Ring with 30mm Extension # S-T30Our Price: $23.95In StockFree US Shipping Over $25
- Blue Fireball M42x0.75 T / T2 Thread Spacer Ring with Variable 9mm - 14mm Extension # S-TVOur Price: $22.95In StockFree US Shipping Over $25
- Blue Fireball T Thread Spacer Ring with 12mm Extension # S-T12Our Price: $19.95In StockFree US Shipping Over $25
- Blue Fireball M48x0.75 Thread Spacer Ring with 10mm Extension # S-M48-10Our Price: $18.95In StockFree US Shipping Over $25
- Blue Fireball M48x0.75 Thread Spacer Ring with 20mm Extension # S-M48-20Our Price: $21.95In StockFree US Shipping Over $25
- Celestron M42x0.75 T / T2 Thread Spacer Ring Kit (Set of 3 Rings - 7.5mm/12mm/30mm) # 93618Our Price: $45.95In StockFree US Shipping
- Blue Fireball Lock Ring / Orientation Control Adapter: For T/T2 Threads (M42x0.75) # L-03Our Price: $13.95In StockFree US Shipping Over $25
- ZWO M42 (T/T2) Male to M48 Female Extender with 12mm Extension # M42M-M48F-12LOur Price: $18.00In StockFree US Shipping Over $25
- Blue Fireball M48x0.75 Thread Spacer Ring with 5mm Extension # S-M48-05Our Price: $15.95In StockFree US Shipping Over $25
- Blue Fireball M48x0.75 Thread Spacer Ring with Variable 9mm - 14mm Extension # S-2VOur Price: $24.95In StockFree US Shipping Over $25
- Blue Fireball M48x0.75 Thread Spacer Ring with 8mm Extension # S-M48-08Our Price: $17.95In StockFree US Shipping Over $25
- Blue Fireball M48x0.75 Thread Spacer Ring with 40mm Extension # S-M48-40Our Price: $25.95In StockFree US Shipping
- Blue Fireball M48x0.75 Thread Spacer Ring with 15mm Extension # S-M48-15Our Price: $20.95In StockFree US Shipping Over $25
- Blue Fireball M48x0.75 Thread Spacer Ring with 7.5mm Extension # S-M48-07.5Our Price: $17.45In StockFree US Shipping Over $25
- Blue Fireball M48x0.75 Thread Spacer Ring with 12mm Extension # S-M48-12Our Price: $19.95In StockFree US Shipping Over $25
- Blue Fireball M48x0.75 Thread Spacer Ring with 25mm Extension # S-M48-25Our Price: $22.95In StockFree US Shipping Over $25
- Blue Fireball T Thread Spacer Ring with 25mm Extension # S-T25Our Price: $22.95In StockFree US Shipping Over $25
- Blue Fireball Lock Ring / Orientation Control Adapter: For 2" Filter Threads (M48x0.75) # L-02Our Price: $14.95In StockFree US Shipping Over $25
- Blue Fireball M48x0.75 Thread Spacer Ring with 35mm Extension # S-M48-35Our Price: $24.95In StockFree US Shipping Over $25