The S63 Pro is the most advanced Planet Eclipse barrel system yet! Introducing the Eclipse PWR Inserts and 3-piece construction, the S63 Pro offers exceptional shot consistency and accuracy and combines it with aggressive styling, reduced sound signature, and class-leading flexibility and options.

S63 Pro. Exceptional shot consistency. More control. More precision. More options.

Customize your barrel system. The S63 Pro Barrel System construction comprises of 3 main elements.

At the front is a precision engineered tip for exceptional accuracy, ported for a reduced sound signature and micro honed for the most consistent shot possible.

Next, the 8.5" Eclipse PWR Bore Control Inserts, available in a range of color-coded bore sizes to accommodate varying paint sizes and qualities, help reduce breakages in the barrel and loading fractures with its heavily chamfered breech-end opening. Internally it is micro-honed and polished to the highest standard.

Finally, to give you the ultimate control, the S63 Pro incorporates a tactile back section with a replaceable rubber sleeve which are available separately in 5 colors (back, white, tan, red and blue). Its PWR Insert viewing ports, and Autococker quick-threads make barrel insertion and removal, as well as PWR Insert swap outs, as quick and painless as possible.