Camera sliders are very popular right now, providing a dolly effect in a limited range. Here's my version which departs from what everyone probably expects.

Stuff I use: https://www.amazon.com/shop/thefrugal...

PARTS LIST:

camera trolley
4 x rollerblade wheels (used)
4 x 1/4" bolts, 2" long (if your wheel bearing doesn't have a spacer use 5/16" instead)
8 x 1/4" nuts (or 5/16" nuts if the above bolt is also 5/16")
5 x 3/4" PVC plugs
3 x 3/4" PVC tee joints
2 x 3/4" PVC pipe 1 1/2 - 2" long

camera mount
1/4" bolt 1" long
1/4" nut
1/4" lock washer
Mini ball head http://rover.ebay.com/rover/1/711-532...
Sima Quikconnect (optional) http://www.amazon.com/gp/product/B000...
Metal camera quick release system (optional) http://rover.ebay.com/rover/1/711-532...
trolley track
cutting board (I used a black one)
4 x 1/4" countersink screws 1 1/4" long
5 x 1/4" washers
5 x 1/4" lock washers
4 x 1/4" nuts
your tripod's quick release plate
1/4" fender washer
1/4" screw 1 1/4" long
10' roll of 1/2" magnetic tape http://www.homedepot.com/h_d1/N-5yc1v...
4 x 1" PVC elbow joints
2 x 1" PVC pipe 3-4" long
Real Organized black shelf rail, 70" long http://www.lowes.com/pd_239965-46882-...

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