↑ Set 005-009: Go-Pro Rock'N'Rollers; A, B, C, D, E

• Made in USA [1987].
• Second generation.
• Aluminum wedge and stainless steel roller.
• No markings.

↑ 005: Go-Pro Rock'N'Roller; A

• Made in USA [1987].
• Size: 10x12 mm.
• Weight: 21 g.
• Second generation.
• Aluminum wedge and stainless steel roller.
• No markings.

↑ 006: Go-Pro Rock'N'Roller; B

• Made in USA [1987].
• Size: 11.5x12 mm.
• Weight: 27 g.
• Second generation.
• Aluminum wedge and stainless steel roller.
• No markings.

↑ 007: Go-Pro Rock'N'Roller; C

• Made in USA [1987].
• Size: 13.5x15 mm.
• Weight: 40 g.
• Second generation.
• Aluminum wedge and stainless steel roller.
• No markings.

↑ 008: Go-Pro Rock'N'Roller; D

• Made in USA [1987].
• Size: 17x19 mm.
• Weight: 47 g.
• Second generation.
• Aluminum wedge and stainless steel roller.
• No markings.

↑ 009: Go-Pro Rock'N'Roller; E

• Made in USA [1987].
• Size: 21x23 mm.
• Weight: 57 g.
• Second generation.
• Aluminum wedge and stainless steel roller.
• No markings.