Jun 5, 2026 Ungraded $55 e b a y
Topps 1997 Topps Chrome - Mark McGwire #21 Oakland Athletics Baseball Refractor #21 Jun 4, 2026 Ungraded $45 e b a y
1997 Topps Chrome - Mark McGwire #21 Refractor #21 Apr 8, 2026 Ungraded $32 e b a y
1997 Topps Chrome - Mark McGwire #21 Refractor #21 Jan 21, 2026 PSA 9 $150 e b a y
1997 TOPPS CHROME REFRACTOR #21 MARK MCGWIRE PSA 9 #21 Dec 22, 2025 SGC 8 $37 e b a y
1997 Topps Chrome REFRACTOR Mark McGwire #21 - SGC 8 #21 Dec 13, 2025 PSA 8 $50 e b a y
1997 TOPPS CHROME REFRACTOR #21 MARK MCGWIRE PSA 8 #21 Oct 15, 2025 Ungraded $60 e b a y
1997 Topps Chrome Refractor (Parallel 1:12) #21 Mark McGwire Athletics A's #21 Jul 10, 2025 Ungraded $60 e b a y
1997 Topps Chrome REFRACTOR #21 Mark McGwire Oakland A’s Rare! Sharp! #21 Mar 3, 2025 PSA 7 $38 e b a y
1997 Mark McGwire Topps Chrome Refractor #21 PSA 7 NM Well Centered #21 Feb 9, 2025 Ungraded $80 e b a y
1997 Topps Chrome #21 Mark McGwire Refractor Oakland Athletics #21 Feb 3, 2025 PSA 9 $121 e b a y
1997 TOPPS CHROME REFRACTOR #21 MARK MCGWIRE PSA 9 #21 Nov 10, 2024 PSA 9 $78 e b a y
1997 Topps Chrome MARK McGWIRE #21 Refractor VERY RARE Shiny PSA 9 *POP 15* O479 Jul 23, 2024 Ungraded $40 e b a y
1997 Topps Chrome Refractor Card #21 Mark McGwire #21 Oct 1, 2023 Ungraded $50 e b a y
1997 Topps Chrome REFRACTOR #21 Mark McGwire Parallel Insert #21 Dec 4, 2022 Ungraded $40 e b a y
1997 Mark McGwire Topps Chrome REFRACTOR MLB Baseball Card #21 Oakland A's MINT #21 Dec 1, 2022 Ungraded $54 e b a y
1997 Topps Chrome REFRACTOR Mark McGwire Parallel Insert #21 Nov 14, 2022 Ungraded $40 e b a y
1997 Mark McGwire Topps Chrome REFRACTOR MLB Baseball Card #21 Oakland A's MINT #21 Aug 24, 2022 Ungraded $36 e b a y
1997 Topps Chrome REFRACTOR Mark McGwire Oakland A's #21 May 19, 2022 Ungraded $8 e b a y
1997 TOPPS CHROME MARK MCGWIRE REFRACTOR RARE #21 May 16, 2022 Ungraded $29 e b a y
1997 Topps Chrome REFRACTOR Mark McGwire Oakland A's #21 May 7, 2022 BGS 9 $110 e b a y
1997 Topps Chrome Refractor Mark McGwire #21 BGS graded 9 MINT, 9.5 centering #21 Mar 25, 2022 Ungraded $18 e b a y
1997 Topps Chrome Refractors #21 Mark McGwire Jan 20, 2022 Ungraded $30 e b a y
1997 Topps Chrome Refractors #21 Mark McGwire Nov 17, 2021 Ungraded $60 e b a y
🔥1997 Topps Chrome REFRACTOR Mark McGwire #21 Oakland A's "Bash Brothers" #21 Oct 30, 2021 Ungraded $3 e b a y
1997 Topps Chrome Refractors #21 Mark McGwire Apr 20, 2021 BGS 9 $175 e b a y
1997 MARK MCGWIRE TOPPS CHROME REFRACTOR #21 BGS 9 Mint Pop 4 PMJS 
