Some Spyders are known to have shipped without them. This problem can also chop balls. The striker knob has a tendency to work itself out as the Spyder operates. The sight plane of the Spyder is blocked by the power feed. Many people simply sight along the barrel or watch where shots are hitting and 'walk' shots onto a target.
Some sights are high enough to see over the powerfeed, and sight rail raisers are available.
If this piece causes a problem, it may be carefully removed with hand tools without significant effect on performance. The manual is highly error prone with multiple misspellings. 4.5 Add-ons Inevitably paintgun owners want to add onto their paintgun. Barrels made for Kingman's Hammer pump 'guns also work on the Spyder. The rate of fire of the Spyder and it's relatively smooth operation leads many to purchase a powered loader.